Kenwood TM-201A Instruction Manual page 8

HM MICROPHONE (For U.S.A. version)
@® UP/DWN switches
@® PTT Switch
@ 16 Touch-Tone Keys. (Auto-
patch operation)
@® UP/DWN switches
@® PTT switch
1)
3)
Mic-hook button
Microphone Touch-t
Used to activate the touch-tone encoder.