Motorola CP185 Guide De Référence Rapide page 22

Voice Operated Transmit VOX
When the VOX headset/microphone is connected,
your radio may be used in hands-free operation.
To start VOX
1 Connect the VOX headset to the accessory
connector of the radio. Make sure the radio is
turned OFF before connecting the VOX
accessory.
2 Turn the radio ON.
To disable VOX
1 Press the PTT button on the radio. This allows
you to use the VOX headset, but you must
press the radio PTT to transmit.
To re-enable VOX
1 Turn the radio OFF, and turn it ON again, with
the headset connected to the accessory
connector, or
2 Change channel with the VOX headset
connected.
Note: VOX needs to be enabled for each channel in the
CPS before VOX accessories can be used with
radio.
English 20