STJグループ（株式会社サンテレコムジャパン、株式会社STJレンテック） List of Products and Services

Starting from December 1, 2024, the use of analog radio equipment compatible with the UHF 400MHz band will be subject to penalties under the Radio Law, and a transition to digitalization is being recommended. Our company supports the transition of your existing radios to digital radios! We provide assistance from rentals to purchases and help with obtaining licenses. We can suggest models tailored to your needs from our range of digital radios from various manufacturers. By transitioning to digital, you can also enjoy benefits such as clearer audio. 【Recommended Models】 Both comply with the dust and water resistance standard "IP67" and meet "MIL-STD-810G" specifications, making them highly reliable models. They feature a secondary PPT function that allows communication with two groups using one unit, and their approximately 30mm thin design ensures excellent grip. Standard's "VXD460U" - The receiver is easy to hear regardless of how you hold it. - Automatically selects channels even in areas with a lot of interference. Motorola's "MiT5000" - Exceptional clear and natural sound quality. - Accessory connectors designed for tool-free attachment and detachment. *For more details, please refer to the materials. Feel free to contact us with any inquiries.

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The "TLK100" is a broadband radio that can be used widely with a fast and reliable network. Its simple button operation and long battery life enhance work efficiency, and the absence of a display allows for better focus on tasks. Additionally, it is possible to use the WAVE broadband radio in conjunction with a smartphone. There is no need for the time-consuming and costly application and acquisition of a radio license, nor is special programming required. 【Features】 ■ Simple operability and management ■ Real-time management of groups and contract plans ■ Suitable for business ■ Various accessories available to match the work environment ■ Push-to-talk system connecting nationwide *For more details, please refer to the PDF document or feel free to contact us.

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The "IC-4310" is a specific low-power transceiver that can operate for approximately 24 hours on a single standard Japanese AA battery. It features an ultra-compact and lightweight body that fits in your pocket, along with a sub-channel PTT function that allows for instant switching between conversation partners. Additionally, we also offer a long antenna version focused on communication distance, the "IC-4310L." 【Features】 ■ IP67 dustproof and waterproof performance for use in wet environments and outdoors ■ Notification button function for immediate response even when your hands are occupied ■ Recording and playback function to confirm important messages and information *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "CL168/CL168L" is a specific low-power transceiver with a tough design based on Motorola standards. *Note: Only the CL168 is available as the CL168L has been discontinued. It features a "Super Battery Save" selection function that allows for battery consumption management according to usage and conditions, enabling operation for up to approximately 60 hours. Additionally, the "CL168L" is a long antenna model that allows for communication over a wide range and can be effectively used in complex indoor environments. [Features] ■ High output of up to 400mW ■ Compatible with two types of batteries ■ Achieves long life ■ Dual receive function ■ Secondary PTT function ■ Programmable key *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "IC-D70" is a portable digital simple radio (registered station) equipped with a sub-channel PTT function that covers up to 3 channels. It supports automatic channel switching in relay station areas. Additionally, we also offer the "IC-D70BT," which includes a Bluetooth® receiver and vibration function. 【Features】 ■ High operability ■ Various functions to prevent missing important communications ■ Capable of sending and receiving location information ■ Equipped with various emergency functions ■ Robust, waterproof, and dustproof *For more details, please refer to the PDF materials or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "CL268" is a specific low-power transceiver that is compatible with repeaters and does not require a license, qualification, or application. It features Motorola-standard durability and high performance. With excellent waterproof and dustproof capabilities, it has a tough, high-pressure body. If a worker falls or remains down for a certain period, it will be considered a potential trouble, and an emergency alarm will notify you. (When the angle of the radio exceeds 60 degrees) 【Features】 ■ Ultra-thin ■ Audio output of 400mW ■ Built-in lithium-ion battery cell ■ Achieves long life ■ Equipped with three vibration functions ■ Dual receive function *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "CL08" is a specific low-power transceiver that does not require any qualifications or licenses. Since it can send messages to all staff at once, important information can be reliably shared. It is lightweight and highly durable, making it perfect for active workers. Additionally, optional "CL Series Audio Accessories" and repeaters are available. Please feel free to contact us if you have any requests. 【Features】 ■ Excellent durability ■ Usable channels: 47ch ■ Waterproof standard: IPx4 (splash-proof) ■ Convenient bulk setting change function ■ Area expansion available with optional repeater *For more details, please refer to the PDF materials or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "IC-4110" is an easy-to-use specific low-power transceiver that requires no license or qualifications. Its broadcast capability, which is not available in mobile phones, enhances communication efficiency among staff and supports quick responses to customers. By adopting a BTL circuit, it achieves a loud volume of over 400mW, which is among the best in its class. Please feel free to contact us if you have any inquiries. 【Features】 ■ High dust and water resistance (IP54) ■ Compact rotating antenna ■ Channel concealment function ■ Group call function ■ Empty channel search function ■ Approximately 80 hours of long operation *For more details, please refer to the PDF document or feel free to contact us. ● This product has been discontinued. Regarding successor products, we will propose the optimal radio equipment, transceivers, and intercoms according to your usage environment. Please feel free to consult with us.

• Mobile phones, PHS, data communication cards

The "IC-DPR4" is a 2W output transceiver that can be used with a simple registration process. Compared to specific low-power radios, it has better signal transmission, allowing for communication over a wider area. It is lighter and more compact than 5W output devices, making it more casual to use. Additionally, a version with a desktop charging stand, the "IC-DPR4C," is also available in the lineup. 【Features】 ■ 5 channels available for use in the air ■ Instantly switch between up to 3 call groups ■ Loud volume that overcomes noise ■ Dustproof and waterproof design *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "IC-4350" is a specific low-power transceiver that achieves a high level of dust and water resistance with an IP67 rating, all while weighing less than 100g and featuring a compact size of 47mm in width. It ensures robustness by passing tests in accordance with the U.S. Department of Defense's procurement standard, MIL-STD-810F, making it suitable for various locations and situations such as kitchens prone to water exposure, construction sites exposed to dust, and warehouses where mobility is essential. Additionally, we also offer a long antenna model focused on communication distance, the "IC-4350L." 【Features】 - Lightweight and compact - Dustproof and waterproof, plus tough - Approximately 37 hours of use on a single battery (about 32 hours when using BP-260) - Equipped with an emergency call function *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "FTH-314" is a specific low-power transceiver that requires no license and can be used immediately after purchase. Operation is very simple. Even those who are using a transceiver for the first time or new team members will quickly become accustomed to its operation once they start using it. This single unit can accommodate various job roles, from backyard staff to customer service staff. Additionally, we also offer the long antenna model "FTH-314L" in our lineup. 【Features】 - Weighs only 83g, compact and lightweight - Safe even if audio accessories are disconnected - Can operate continuously for over 30 hours on a single battery - Uncompromising basic communication performance - Can be used over a wider area with a repeater *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "IC-4400" is a specific low-power transceiver that can be used without a license or qualification. By assigning a sub-channel to the side key, it is possible to switch communication partners between the main channel and the sub-channel without changing channels. Additionally, it is equipped with a notification button function that allows for immediate response even when your hands are occupied. We also offer a long antenna type "IC-4400L" that emphasizes communication distance. 【Features】 ■ Recording and playback function ■ Temporary volume switching function ■ IP67 dustproof and waterproof performance ■ Side key assignment function ■ Ultra-compact and lightweight body ■ Approximately 24 hours of operation possible *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "IP501M" is an IP transceiver that communicates using mobile phone lines, with a call area covering all of Japan. It enables timely information transmission without worrying about communication distance or dead zones, unlike conventional transceivers. You can choose communication lines from au and NTT Docomo, and by equipping both SIM cards, you can switch carriers according to the situation. (By selecting the SIM card provided by our company, you can use either line.) 【Features】 ■ Supports simultaneous and multiple calls ■ Various call formats available ■ Compatible with Bluetooth(R) ■ Can be linked with other types of transceivers and IP phones *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "IP110H" is a wireless LAN transceiver that achieves a powerful volume of 1000mW, capable of overcoming surrounding noise. It is compatible with the Bluetooth(R) headset "VS-3" and features IP67/IP54 dust and waterproof ratings, making it safe for use in wet environments. Additionally, it supports rapid charging using a USB Type-C connector. Please feel free to contact us if you have any inquiries. 【System Features】 ■ A user-friendly system utilizing wireless LAN ■ No license or running costs required ■ Capable of interconnecting with communication between locations ■ Simultaneous two-way and multiplex communication is possible *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

"MOTOTRBO(TM)" is a digital radio system compliant with the world standard DMR (Digital Mobile Radio) specifications. It is equipped with the quality and robustness essential for important communications, enabling safe and reliable communication. Over 4 million units are already in operation worldwide, and in Japan, the DMR standard has also been approved, being anticipated as a high-function digital radio system. [Features] ■ Area expansion ■ Diverse communication settings ■ Effective use of frequencies *For more details, please refer to the PDF materials or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "Withcall Biz Series" is a transceiver that allows for simultaneous communication without worrying about distance or interference with others. It is lightweight and compact, equipped with high dust and water resistance to ensure excellent mobility. You can choose from a combination of apps, intercoms, and specific low-power transceivers according to your needs. Please feel free to contact us if you have any requests. 【Features】 ■ Ability to differentiate calls by matching phone numbers ■ Antibacterial and antiviral processing with "Cellfeel(R)" ■ Up to 6 relay devices can be connected via LAN ■ Communication through a dedicated server or closed network ■ Earphone microphones are compatible with specific low-power transceivers *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "IP200H" is a portable internal telephone equipped with a transceiver function for IP telephony. In addition to being able to make calls between devices on the same LAN, it allows for internal and external call sending and receiving from anywhere within the mobile phone coverage area via LTE connection. Furthermore, by utilizing the transceiver function, it enables communication with multiple devices simultaneously, facilitating rapid information sharing. 【Features】 ■ Connects via LAN or LTE ■ Supports location display function to know the whereabouts ■ Allows for interrupt calls ■ Reliable dustproof and waterproof performance ■ Smarter with Bluetooth® functionality *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

"EVOLVE" is a robust, portable LTE device developed for businesses. In addition to being IP68 rated for dust and water resistance, it features a waterproof and liquid-resistant touchscreen that can be operated while wearing gloves. Designed to withstand harsh working conditions and to be used continuously in multi-shift operations, it enables safe execution of tasks in various business scenarios. 【Features】 ■ Exceptional durability ■ Seamless connectivity ■ Mission-critical ■ Open architecture ■ Intuitive operability *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "IP700 Series" is a hybrid IP transceiver that combines the functionality of a mobile phone call area, allowing communication anywhere within the mobile phone coverage area, with a business-use radio in one device. In business-use radio mode, direct communication between radios is possible, allowing calls to be made as long as there is signal coverage (approximately a few kilometers in clear line-of-sight conditions) without relying on other infrastructure. We offer three products in our lineup according to frequency bands: "IP700," "IP700SV," and "IP700SU." 【Features】 ■ Supports dual SIM ■ IP700 is compatible with 3R and 3B ■ Equipped with a secondary PTT switch ■ Includes a convenient side key ■ Bluetooth® functionality included ■ GPS functionality included (only in LTE mode) *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "NX-230EX FT" is a VHF general-purpose radio with a dustproof and waterproof structure rated IP65/67. It supports clear voice digital communication and is equipped with an advanced digital secret code function with 32,767 combinations. Additionally, we also have the UHF general-purpose radio "NX-330EX FT." Please feel free to contact us if you have any requests. 【Features】 ■ Intrinsically safe explosion-proof structure ■ Digital/analog mode general-purpose radio ■ Rugged design compliant with MIL-STD (U.S. Department of Defense military standards) ■ Dustproof and waterproof structure IP65/67 ■ ARIB STD-T102 supports clear voice digital communication *For more details, please refer to the PDF materials or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "MiT3000" is a compact, slim, portable digital simple radio designed based on ergonomics and usability, making it easy to hold and operate. This product, which prioritizes clarity of sound, features various functions related to audio, including improved speaker performance. Additionally, it can monitor multiple channels and switch between different transmitting channels, allowing for operational methods to be selected according to the purpose. 【Features】 ■ Excellent operability ■ Clear audio ■ Comprehensive scanning function ■ High durability *For more details, please refer to the PDF document or feel free to contact us.

• Mobile phones, PHS, data communication cards

The "NX-330EX CT" is a UHF band digital simple radio that complies with IECEx/ATEX standards. It allows for clear digital voice communication and is equipped with advanced digital secret code functions with 32,767 combinations, as well as selective calling features for individual, group, and all calls. Additionally, it supports location management via a GPS receiver. Please feel free to contact us if you need assistance. 【Features】 ■ Authorized UHF band 65 channels, transmission output 1.2W ■ Clear digital voice communication ■ 511 user code functions to prevent call interference ■ Advanced digital secret code functions with 32,767 combinations ■ Selective calling features for individual, group, and all calls ■ Emergency features (emergency button, motion sensor, lone worker support) *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "SR40/SR40L/SR45" that we handle is a compact, robust, and clear communication specific low-power transceiver. The "SR40" comes in three color variations to choose from according to the scene, while the "SR40L" is equipped with a long antenna for extended communication range. Additionally, the "SR45" is compatible with repeaters to expand the communication area. Please feel free to contact us when you need assistance. 【Features】 ■ Excellent dust and water resistance IP57 (dustproof and waterproof: equivalent to IP57) ■ Approximately 85 hours of long-life operation ■ Large display & LED indicator ■ Foldable rotating antenna (SR40/SR45) ■ Repeater compatible to expand communication area (SR45) ■ Various functions to support smooth business communication *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The 'SR70A/SR100A' that we handle is a specific low-power transceiver compatible with repeaters to expand the communication area. With a slim and compact body of 16.5mm, it boasts top-class dust and water resistance with an IP67 rating. Additionally, it is equipped with various features that support smooth business communication, such as a sub-channel select function and ARTS function. 【Features】 ■ Slim and compact body of 16.5mm ■ Top-class dust and water resistance with an IP67 rating (dust-tight and waterproof: equivalent to IP67) ■ Energy-saving design using a single AA battery ■ Large display & LED indicator ■ Repeater compatible to expand communication area *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The SR235 is a specific low-power transceiver that supports half-duplex and relay communication. It boasts dust and water resistance with an IP68 rating, making it safe to use in environments ranging from stores handling water to outdoor operations in bad weather and construction sites with dust. Additionally, despite its compact size, it delivers a loud volume of 500mW, reduces noise, and is finely tuned for high clarity in received audio, allowing for clear communication even amidst outdoor noise. 【Features】 ■ No license or qualifications required ■ Lightweight and compact ■ Rugged MIL specification (compliant with MIL-STD-810H) ■ Dust and water resistant IP68 ■ High sound quality and loud volume at 500mW *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "SR510" we handle is a portable 2.5W digital transceiver with high sound quality and loud volume at 500mW. It features a dual-microphone noise cancellation system that ensures clear communication even in loud environments. Additionally, it comes standard with a lithium-ion battery that allows for over 13 hours of use. 【Features】 ■ High reliability due to robust design ■ Dustproof and waterproof IP68 ■ High sound quality and loud volume at 500mW ■ Compact yet offers a wide communication area with 2.5W transmission power ■ Various functions to support smooth business communication *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "SR730/SR740" is a portable digital transceiver that does not require a license. With reliable professional specifications, it guarantees secure communication even in harsh operating environments, ensuring high reliability. Additionally, it is equipped with a variety of user-friendly original features, such as multi-channel standby functionality and emergency notifications via the CUE function. 【Features】 ■ Noise cancellation function ■ Long battery life of 16 hours ■ Bluetooth compatible ■ Emergency notifications via CUE function ■ Multi-channel standby functionality *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The SR741 is a portable digital simple radio with a traditional high-frequency circuit design that is resistant to interference. It features a dual-microphone noise cancellation function and delivers high sound quality and volume at 800mW. Additionally, it offers over 16 hours of operating time (with a standard battery) and is Bluetooth compatible. Please feel free to contact us if you have any inquiries. 【Features】 ■ Traditional high-frequency circuit design resistant to interference ■ Top-class dust and water resistance IP68 ■ Dual-microphone noise cancellation function ■ High sound quality and volume at 800mW ■ Over 16 hours of operating time (with a standard battery) *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "SR810UA/SR820U" is a Bluetooth-compatible UHF band portable digital simple radio. The bottom of the main unit is equipped with a slide lock plate for securing the battery, which prevents the battery from falling out due to severe impacts or incorrect handling by securely locking it in place. Additionally, the accessory connector is located on the side of the radio, so the cord does not get in the way when adjusting the volume or switching channels. 【Features】 ■ Lightweight and compact ■ Dustproof and waterproof IP68 ■ 16 hours of operation (long battery life) ■ Bluetooth compatible ■ Multi-channel standby function *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "SR820V" is a Bluetooth-enabled VHF band portable digital simple radio. It features a traditional high-frequency circuit design that is resistant to interference, with top-class dust and water resistance rated at IP68. Additionally, it has an operating time of over 16 hours (when using the slim standard battery) and includes a built-in GPS unit. 【Features】 - Supports digital/analog dual communication modes - Top-class dust and water resistance rated at IP68 - Noise cancellation function with a dual-microphone system - High sound quality and loud volume at 800mW - Remote control PA (remote activation of the speaker) function *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "SR920V" is a general-purpose radio that supports VHF band digital/analog communication methods. The body thickness is 29.4mm, and it weighs approximately 250g (with the SBR-33LI attached), making it lightweight and compact. You won't have to worry about daily tasks or carrying it around. Additionally, with a low-power circuit design, the 1,900mAh slim standard lithium-ion battery allows for over 16 hours of operation on a single charge. 【Features】 ■ Dual mode for digital/analog compatibility ■ Ensures reliable communication even in loud noise or strong winds ■ 800mW high-quality sound and loud volume ■ Lightweight and compact with over 16 hours of battery life ■ Top-class dustproof and waterproof performance (IP68) *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "SRM420V" is a vehicle-mounted digital simple radio in the VHF band that incorporates a GPS unit. It is equipped with a variety of features that support smooth business communication, such as a quick answer function, secondary PTT function, and selective calling function. With a compact body measuring 120mm in width, 30mm in height, and 120mm in depth, it is compatible with Bluetooth (hands-free operation). 【Features】 ■ Compact body of the smallest class with excellent dust and water resistance ■ 2W high-quality, loud built-in speaker ■ Clear sound quality and advanced encryption features ■ High-contrast display compatible with kanji characters ■ Speaker-equipped microphone for major operations at hand *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "SRM620V" is a dual-mode vehicle-mounted radio that complies with the ARIB standard "ARIB STD-T102" for general business use, supporting both digital and analog communication methods. Its compact body (approximately W120×H30×D120mm) allows for installation in limited spaces without any specific location requirements. Both the main unit and the microphone have an IP54 rating for dust and water resistance, making it safe to use in harsh environments. Additionally, the built-in speaker in the main unit and the speaker in the included microphone both deliver high output at 2W, allowing for the selection of the speaker that outputs the received sound or simultaneous playback. 【Features】 ■ General business use compliant with the ARIB standard "ARIB STD-T102" ■ Can be installed in limited spaces without specific location requirements ■ Both the main unit and the microphone are equipped with IP54 dust and water resistance ■ Both the built-in speaker in the main unit and the speaker in the included microphone deliver high output at 2W ■ Allows for the selection of the speaker that outputs the received sound or simultaneous playback *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "SRS220/210" is a specific low-power transceiver that supports intercom and relay communication. No license or qualifications are required, allowing for immediate use upon purchase. Its simple and easy-to-use key layout makes it accessible even for beginners. The independent high-brightness LED indicator allows for quick confirmation of transmission and reception status at a glance. Additionally, there is a short antenna model available, the "SRS220S/210S." 【Features】 ■ No license or qualifications required ■ Lightweight and compact ■ High visibility with bright LED + LCD display ■ Powered by a single battery ■ Bluetooth compatible *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "TCP-D261BT/D261" is a UHF digital simple radio equipped with antibacterial and antiviral processing on both the main unit and the battery. It features a large and clear display screen that can show up to 7 full-width characters or 14 half-width characters, and the top of the screen can display multiple icons in a two-line format, while the bottom of the screen shows a key guide to assist with operations. Additionally, you can set one group channel to the PTT and another group channel to the second PTT, allowing you to use it as if you have two devices in one. 【Features】 ■ Convenient Bluetooth functionality (TCP-D261BT only) ■ Easy-to-read LCD display screen with 7 full-width characters ■ Surface resistant to scratches ■ Robust design that is strong against harsh environments, dustproof and waterproof ■ Reduced audio delay *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "TPZ-D561BT/D561" is a UHF digital simple radio that allows for powerful communication with just a simple registration, no qualifications required. By turning on the clear listening mode, the high frequencies of the received sound are emphasized. This makes it easier to hear even in noisy environments and when wearing a mask, where voices can sound muffled. Additionally, it features a headphone jack on the top, and its design allows for attachment to the body using a belt hook or for easy storage in a pocket without being cumbersome. 【Features】 ■ Consideration for safety ■ Peace of mind for shared or rental operations ■ Compact design that is easy to hold and convenient to carry ■ Second PTT function that works like two units with just one device ■ Rugged, dustproof, and waterproof design for reliable use in harsh environments *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "TPZ-D563BT/D563" is a high-power digital transceiver that excels in a wide range of applications from business to leisure. The main unit and battery of the radio have been treated with antibacterial and antiviral processing. This treatment acts on substances that cause viruses, bacteria, and odors, demonstrating excellent effectiveness. Additionally, the group ACS distributes 30 channels into six groups from A to F, further speeding up the search function, allowing for operation with a fixed channel feel. 【Features】 ■ Easy to hold and use with a slim, compact size ■ Antibacterial and antiviral processing ■ No qualifications required ■ Robust and reliable design for harsh environments, dustproof and waterproof ■ Enables comfortable communication that can be shared *For more details, please refer to the PDF materials or feel free to contact us.

• Other network tools

The "UBZ-LS20/LS27R" is a specific low-power transceiver that features a new icon on the display screen and a newly adopted white backlight, improving visibility at night. The channel number display can be switched from 1…10, 11, 12…20 to 1…10, 11, h1…h9. It also includes a call announcement sound that rings when a call starts, preventing audio cut-off at the beginning of the conversation. Additionally, it employs a rotating volume control that can be operated even while wearing gloves, and the overall keys have been enlarged and given a click feel to enhance operational reliability. 【Features】 ■ Resolves call issues with "Group Number Mismatch Notification" ■ Detects earphone and microphone issues with "Disconnection Detection" ■ Long-lasting use with "Battery Save Function" ■ Improved fit and operability for hands and fingertips ■ Equipped with a signal meter and a rotating antenna *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The 'UBZ-M51LE/M51SE/M31E' handled by our company is a specific low-power transceiver that operates on a single AA battery. It allows you to hide the currently set channel on the screen, shutting out any peeking at the channel number, ensuring safe customer service. Additionally, it is equipped with IP54/55 dustproof and splash-proof performance, making it resistant to rain and splashes from kitchens. 【Features】 ■ Group mode with 38 group numbers to prevent interference ■ PTT hold function for hands-free communication ■ Volume knob designed for easy power ON/OFF by touch ■ Low battery voltage function that notifies you with a display and alert sound when it's time to replace the battery ■ Auto power-off function to prevent battery drain if you forget to turn it off *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The "VXD1" is a utility digital transceiver that boasts high durability. The main unit is lightweight at approximately 186g, with dimensions of 55mm in width and 91mm in height, making it suitable for a wide range of outdoor and indoor scenarios. It features IP67 durability, allowing for safe use in harsh environments such as rainy weather and dusty conditions. Additionally, its simple button layout enables intuitive and easy operation, allowing for smooth communication even for first-time users. 【Features】 ■ Compact and lightweight ■ High dust and water resistance IP67 ■ Excellent operability ■ Equipped with a micro USB charging port ■ Loud volume of 500mW for use in noisy environments *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

The 'VXD1S' we offer is a lightweight, portable 1W digital transceiver that is easy for anyone to use. It covers a relatively wide area without the need for a repeater. Even in busy urban areas, it avoids interference and ensures confidentiality with the setting of UC codes and secret codes. Additionally, it comes in an easy-to-install all-in-one package, is easy to hear even in noisy environments, and is designed to withstand rain, wind, and dust. 【Features】 ■ Capable of wide-range communication ■ Supports 5 channels of aerial waves ■ Clear audio with a high-output speaker ■ Compact at 188g, can be equipped without burden ■ Can make calls even in mountainous areas where mobile signals do not reach *For more details, please refer to the PDF document or feel free to contact us.

• Other network tools

STJ Group Companies: SUNTELECOM JAPAN Co., Ltd. STJ RENTEC Co., Ltd. STJ Corporation Co., Ltd. At SUNTELECOM JAPAN and STJ RENTEC, we provide services ranging from the sale and rental of wireless devices to consulting on communication system implementation, as well as the introduction of smartphones and tablets, wireless device rentals, and maintenance and repair services. With our expertise in communication developed over many years, we contribute to improving operational efficiency, enhancing services, and ultimately increasing corporate value. [Business Activities] ■ Wireless Business ■ Solution Business ■ Corporate Mobile Business *For more details, please refer to the related links or feel free to contact us.

• Communications

From short-term exhibitions and event security lasting just a few days to snow removal operations and road maintenance that take over six months, radios are rented for various locations and purposes. 【Providing various types of radios tailored to your needs】 - Easy-to-use radios, available for short to long-term use, no license required - Enables simultaneous communication among multiple units for faster information exchange - Compact yet high-power, effective in a wide range of scenarios - Attractive wide communication area covering most of the country - Compatible with switching to analog radios STJ Rentec offers rental radios tailored to meet customer needs. The suitable models and configurations of radios, transceivers, and intercoms vary depending on the application and usage scenario, so please consult with us first. Our specialized staff will listen to your requirements and propose the best plan. For more details, please contact us or download the catalog.

• Other network tools

STJ Rentec rents various types of radios, transceivers, and intercoms nationwide. From event security and exhibitions lasting just a few days to snow removal operations and road maintenance that take more than six months, radios are rented for various locations and purposes. 【Benefits of Renting Radios】 - Available for rental from one day to several years - No maintenance required; a replacement radio will be delivered immediately in case of malfunction - No need for storage; quick response to sudden increases in quantity 【List of Radios Available for Rent】 (MOTOROLA, YAESU, KENWOOD, ICOM) - IP transceivers - Simple business radios (registered station: 3R) - Simple business radios (licensed station: 3B / intrinsically safe explosion-proof structure) - Specified low-power transceivers The type and configuration of radios, transceivers, and intercoms suitable for your needs and usage scenarios may vary, so please consult with us first. Our specialized staff will listen to your requirements and propose an appropriate plan. *For more details, please contact us or download the catalog.

• Other network tools

The ICOM LTE transceiver 'IP500H' leverages the simultaneous and immediate communication capabilities of a transceiver while achieving the wide call range of a mobile phone. It possesses intelligence similar to traditional transceivers, allowing users to select appropriate groups for calls based on the situation. It can be utilized in various settings such as security companies, restaurant chains, and hotels. The convenience of a radio and the connectivity of a mobile phone have collaborated. 【Features】 ○ Covers all of Japan with au's 4G LTE (800MHz band) with a 99% artificial coverage rate ○ Supports simultaneous calls and multiple calls ○ Dustproof and waterproof IP67 ○ Suitable for in-vehicle operation ○ Various function expansions *For more details, please contact us or download the catalog. ● This product has been discontinued, so we recommend the successor product "IP510H."

• Other network tools