Double-line PTT, which has delicate design for appearance, firm and endurable, adopting
traditional side PTT button design. High quality acoustic tube convey voice make you have better sense of hearing, and comfortable wearing.
Choosing suitable silicon eartip, offer us sound which is not interference around environment.PU cable compliance with ROHS contain high intensity Kevlar is very firm and endurable.
Waterproof Level: IP54

Speaker
OD: Φ16mm
Resistance: 90Ohm±15%  at 1000Hz
Sound Pressure Level: 90dB±3dB  at 1000Hz
Rated Power: 100mW
Max Power: 200mW

Microphone
Type: Electret microphone
Sensitivity: -40dB±3dB  at 1000Hz（0dB=1V/Pa）
Resistance: 2.2KOhm