Interphone Microphone Fit with:TK-261/868G 1.easy to use. 2.comfortable holding 3.clear sound performance Interphone MicrophoneMicrophoneImpedance:2.2Ω,Sensitivity:-36dB+/--2dB,Frequency response:20Hz-1.6KHzFit with:TK-261/461KMC-30,KMC-32,KMC-35,KMC-9C For Kenwood NX700, NX800 TK-760, TK-860, TK-762, TK-862, TK-6110,TK-7160, TK-8160, TK-863, TK-980, TK-981,TK768G,TM261,TM271,TM471 etc...MH-34B4B ...