Interphone Microphone Fit with:TK-261/868G 1.easy to use. 2.comfortable holding ... :-36dB+/--2dB,Frequency response:20Hz-1.6KHzFit with:TK-261/461KMC-30,KMC-32,KMC-35,KMC-9C For ... ,PRO5150 Elite,PRO7150 Elite etc...HMN3596,PMMN4007,RMN5068 Fit Motorola CM and GM ,GTX servier Mobile,CM300, CM200, GM300, ... Microphone walkie talkie MC-44 microphone for TK-261/868G walkie talkie two way radio microphone