Cross-reference table for other companies' EOL piezo buzzers (July updated version)

As standard products readily available when needed, Same Sky has introduced new enclosure-type speakers along with their built-in speakers. The enclosure-type is an easy-to-handle product that can be integrated without being troubled by the acoustic design around the speaker. Among these, two models have an IPX7 waterproof rating, with input ratings ranging from 1W to 4W and resonance frequencies from 345Hz to 1,150Hz, marking the arrival of high-performance products. Size: 18 x 16 x 3.7 mm to 52 x 52 x 34 mm Shape: Rectangular, square, oval Sound pressure: 90 dB to 106 dB Impedance: 4Ω, 8Ω Resonance frequency: 345Hz to 1150Hz Mounting type: 200mm lead wire, solder pad, spring contact Product introduction page >> https://samesky.co.jp/SS-Products-Speaker.html

A lineup of compact receivers ideal for headsets, handsets, earphones, etc., has been added. In addition to the widely adopted rectangular type in the communications industry, we are releasing circular types ranging from Φ10 to Φ34mm, with a minimum thickness of 1.95mm and a lowest resonance frequency starting at 100Hz. An IPX7 waterproof type is also available, making it suitable for a wide range of applications such as wearable devices and compact terminals. Size: Φ10 x 4.2mm to Φ34 x 6.6mm (Rectangular types: 12 x 6 x 2mm, 15 x 6 x 2mm) Shape: Circular, Rectangular Sound Pressure: 103dB to 135dB (IEC318 or Type3.2 HL artificial ear) Impedance: 16Ω, 30Ω, 32Ω, 50Ω Resonance Frequency: 100Hz to 850Hz Mounting Type: Solder terminals, Spring contacts Product introduction page >> https://samesky.co.jp/SS-Products-Speaker.html