Transmission and reception interval - 100% no delay [Uncompressed wireless device for audio and video] with a 3-year warranty.

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GTV-T1-B/GTV-R1-B 2.4GHz Band "No Delay" Video and Audio Transmission Wireless Device

last updated：Feb 01, 2026

Official site

The definitive version of a Japanese-made wireless device for video and audio transmission! A long-selling high-quality wireless device with 100% no delay, also capable of battery operation. Experience it with a demo unit!

Our company's uncompressed wireless devices have 100% no latency and are not low-latency products. The warranty, performance, and product lifespan differ significantly from those of other companies! Our uncompressed wireless devices can be utilized in image-related equipment, image processing, surveillance systems, and image transmission devices. 【Overview Specifications】 - Being uncompressed, there is no block distortion or video stoppage, and we offer a compact, energy-efficient wireless device that achieves high-quality (NTSC: 720P) video. - Demo units are available. Free rental for one week! 【Features】 - The number of transmitters and receivers can be combined in a 1:n (∞) configuration! - No time lag, no block distortion, no video stoppage, and high-quality video - No license required, technical compliance obtained - Transmission distance of up to 1 km - Operates in temperatures from -20℃ to +45℃, strong against temperature environments - Simple device configuration with no complicated setup required If you have any questions or technical issues, please feel free to contact us via email or phone. We will respond! Contact: https://efg94764.p-kit.com/page0010.html TEL=090-4425-4901 (Kato)

Related Link - http://efg94764.p-kit.com/page0005.html

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basic information

★ The official website contains a wealth of technical information regarding radio waves. Please take a moment to read it. ★★ If you have any "troubles" regarding wireless devices, feel free to contact us via email or phone, and we will send you advice, technical materials, and case studies!! Contact us: https://efg94764.p-kit.com/page0010.html 【Features】 ■ Power consumption is 3W, energy-efficient with no time lag ■ No delay in video during transmission and reception ■ High-quality video transmission without distortion (block distortion, mosquito noise) due to uncompressed video ■ Capable of transmitting DVD-level high quality (NTSC: 720p) via radio waves, which is difficult with conventional wireless technology ■ The receiving unit employs two antennas for stable signal reception ■ The receiver is equipped with a blue LED indicator showing the strength and directionality of the received signal ■ The circuits of both the transmitting and receiving units are designed with proprietary digital modulation and demodulation ■ Difficult to eavesdrop or spy even on the same operating frequency (wireless LAN), achieving high confidentiality ■ Simple wiring connections with no need for complex installation ■ As a manufacturer of professional wireless devices, we provide comprehensive warranty and technical support with quick response at low prices.

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Applications/Examples of results

◆ Shopping district security system: Monitoring of security in shopping districts, theft of advertisements, and robberies at stores. ◆ Maintenance and monitoring of water supply and sewage systems. ◆ Monitoring of large facilities: Perimeter surveillance of power facilities, oil refineries, radio relay stations, etc. ◆ School surveillance: Monitoring of entrances and exits at school buildings and gates. ◆ Production line monitoring: Surveillance of production line conditions using installed cameras. ◆ Monitoring of public facilities: Surveillance of unauthorized intruders in hospitals, parks, halls, and large facilities. ◆ Monitoring of parking lot entrances and exits: Security surveillance of multiple parking lot entries and prevention of car break-ins. ◆ Camera monitoring at broadcasting stations: Monitoring multiple cameras within the studio. ◆ Presentations: Image and video distribution via video or projector in conference rooms. ◆ Building security system: Monitoring of entrances, elevators, and parking lots in apartment buildings. ◆ Monitoring of hospital operating rooms: Real-time wireless transmission of surgical conditions to adjacent rooms. ◆ Remote control system: Aerial photography from a helicopter using remote control. ◆ Construction site monitoring system: Monitoring of tunnel construction conditions from the site management office.

Detailed information

Appearance of the no-delay, uncompressed radio: Palm-sized (80W x 116D x 41H mm), right side = receiver, left side = transmitter, weight 300g, energy-saving product!
Examples of using uncompressed wireless devices: Transmitting on-site video to the relay vehicle in the rear with no delay and high quality!
Use cases of non-delayed, uncompressed radio equipment and modules: Introducing use cases in various industries.
Use case of delay-free wireless devices: Transmitting the on-site work conditions to the back office in high quality without delay!
Collaboration product between a lossless uncompressed transmitter and an analog-digital receiver. Left side = uncompressed transmitter, right side = lossless uncompressed analog-digital receiver.
Use case of delay-free wireless devices: Achieving high-quality transmission without delay in monitoring forests and rivers!
Case study of utilizing a wireless crane with no delay: Install a wireless camera in blind spots and transmit the footage to the operator's room with no delay and high quality!
Free demo unit of a lossless, uncompressed wireless device: Contents = 1 set of uncompressed wireless device + 1 set of batteries + a variety of antennas + a set of cables + a set of various conversion connectors + 1 manual. Demo unit available for 1 week, free of charge!
Demo of the no-delay, uncompressed wireless device (GTV-T1/R1): Left side = Transmission monitor, Right side = Reception monitor. Both the transmitted and received images on each monitor are the same, so there is no delay!