Features:
1. Acoustic tube ear/microphone for two way radio in-ear transceiver.
2. Providing private, discreet communication, with a convenient and larger waterproof PTT.
3. Picking up audio directly from vocal cord vibrations which blocks background noise perfectly.
4. PU cable with Kevlar and compliant with RoHS.
5. Suitable for noisy environment.
Speaker
Size: 12mm
Impedance: 20¦¸¡À15% at 1000Hz
Sound Pressure Level: 84dB¡À3dB at 1000Hz
Microphone
Size: 9.7*5.0mm
Frequency response: 20-16000Hz
Sensitivity: -40dB¡À2dB
Impedance: 2.2K¦¸
