Rugged Throat Vibration Mic Earpiece with 3.5mm earphone jack for Motorola radio XTS3000 XTS3500 XTS4250 XTS5000 HT1000 HT1100

Features:


--Two sensors design to make the quality of sound more true and clear

--The high quality transparent tube is not easy to be detected

--extended 3.5mm earphone jack inlcuded,

-- Hear your HAM friends clearly even in noisy environment as your voice is transmitted via vibration of your throat

-- Heavy duty PTT

-- The elastic Velcro strap that suits head sizes from 12 to 25 inches. You can adjust the size freely.



Specifications:

Speaker:

-Sensitivity: 120 +/- 3dB &1kHZ
-Transducer: moving coil dynamic speaker Impedance: 32ω +/- 15% &1kHZ
-Resonance freq (FO) 400HZ +/- 20%
-Rated input power: 200mW Maximum input power: 500mW


Microphone:

-Sensitivity: -37.5+/-2dB &1kHZ 2.2Kω 3V 0dB=1v/pa
-Impedance: Max. 2.20kω &1kHZ
-Directivity: Omni-directional Frequency: 100Hz - 16000Hz
-Max operation voltage: 10V
-Standard operation voltage: 3V;
-Current consumption: Max. 0.5mA;
-S/N ratio: Min. -56dB &1.1kHZ


Working with below Motorola radios:

GP1200 GP900 HT1000 HT1100 JT1000 MT2000 MT2100 MTS1200 MTS2000 MTS2010 MTS2013 MTX1000 MTX8000 MTX838 MTX9000 PTX1200 XTS1500 XTS2250 XTS2500 XTS3000 XTS3500 XTS4250 XTS5000