1) Transparent tube for secrect communication.
2) Detachable parts for easy replacement.
3) Two colors available: beige(EAM17)and black(EAM18).
4) PTT, MIC and SPK separated for secret communication.

Speaker Specifications:
Sensitivity: 116±3dB (Single part) ;
Rated Power: 1mW; Max. Power: 300mW;
Distortion (typical): <5% @ 1KHz;
Speaker Impedance: 90Ω±15%/220Ω±20 % @ 1KHz;

Microphone Specifications:
Sensitivity: -42±dB@1kHz 3.0V 2.2KΩ, 0dB=1V/pa;

Operating Temperature: -20℃~60℃

Application: Ideal for discreet communications in public security and safeguard activities.

Compatible Radios:PT-580,PD70X,PD70XG,PD78X,PD78XG,PT580H,PD88XT