1. Turn the radio on and operate it as explained in
the operating instructions supplied with the radio.
Installing the earphone kit (1) bypasses the radios
speaker and routes the output to the earphone
element and (2) disables the radio's microphone
and enables the remote mic.
2. The 2-wire palm mic kit has two cables
extended from the radio connector plug, one for
the earphone with acoustic tube and the second for
the combined microphone and PTT switch.
The 3-wire mini lapel mic kit has three cables
extended from the radio connector plug, allowing
the PTT switch to be concealed in the palm of the
hand with the microphone clipped to a coat lapel or