EXCELLENT SOUND QUALITY: Double microphone repeater is designed on the left and right, and the sound is absorbed by vibration of the throat, then transmitted to the radio, then converts to the recognizable speech frequency. Therefore, the throat microphone eliminates most background noise, whether it is on the battlefield or at work.
TRANSPARENT EARPLUG: Mushroom sound absorbing tube earpiece is the best choice for long working. This throat microphone has a professional acoustic ear. Ear pads are designed with ergonomically designed to ensure that all sizes are suitable.
TRANSPARENT TUBE: You can hide the throat in the collar, others are not easy to find transparent tube headphones. This is ideal for cautious communication.
WIDE APPLICATION: Excellent for use in bodyguard, police, military, nightclubs, bars, paintball, security, restaurants, hotels, bouncer, warehouses, and noisy environments.
WIDELY COMPATIBILITY: The two way radio earpiece is compatible with Kenwood, for Puxing, for TYT, for QUANSHENG, for HYT/BF.

Specification:
Condition: 100% Brand New
Material: ABS
Speaker Size: 12mm
Sensitivity: 120dB, +/-3dB
Impedance: 32ohms, +/-15%
Audio Input: 200mW
Resonance Frequency: 400Hz +/-20%
Microphone Size: 6.0*5.0mm
Frequency Response: 20-16000 Hz
Sensitivity: -37.56dB, ± 2dB
Impedance: 2.20kW &1kHz
S/N ratio: Min.: -56dB &1.1kHZ
Size: Approx. 18.2*14.7*2 cm / 7.2*5.8*0.8 in
Weight: Approx. 72g / 2.5 oz

Notice: Before Purchasing, make sure it fits your transceiver.Model Series: Number: for BAOFENG UV5R/plus UV5RA/plus UV5RE/plus UV3R+Plus UV5RB UV5RC UV82, UV-8D, UV-B5, UV-B6, GT-3, A52, UV-6R, UV-5X, BF-F8+ BF-K5 BF-A5 BF-480 BF-490 BF-320 BF-V6 BF-V8 BF-888s BF-666s BF-777s BF-999 BF-888 BF-777 BF-658 BF-668 BF-530 BF-520 BF-658 UV6 V85 For TYT TYT-300 500 600 800 900 990 TH-F2 TH-F3 TH-F5 TH-F6 TH-F7 TH-UVF1 TH-F8 TH-UVF8D TH-UVF9 TH-UVF9D For PUXING PX-777/Plus PX-666 PX-3288 PX-888 PX-888K PX-328 PX-333 PX-999 PX-555 For QUANSHENG TG-UV2, TG-K4AT, TG-2AT, TG-45AT, TG-42AT, TG-22AT, TG-25AT For HYTTC-268, TC-368, TC-268S, TC-368S, TC-368G, TC-265, TC-265S, TC-365, TC-365S, TC-270, TC-370, TC-380,TC-380M. For KENWOOD TK-208, TK-220, TK-240, TK-240D, TK-248, TK-250, TK-260, TK-260G, TK-270, TK-270G, 

Package list:
1 * Throat Microphone Headset