12VOICE OPERATED TRANSMISSION (VOX)VOX operation allows you to transmit hands-free. This featuremust fi rst be activated by your dealer, and can only be used ifyou are using a supported headset. This function can be turnedoff for specifi c channels by your dealer. To activate VOX and setthe VOX Gain level, perform the following steps:1 Connect the microphone with earphone/hanger to the transceiver.• The VOX function does not activate when a microphone withearphone/hanger is not connected to the accessory terminal ofthe transceiver.2 With the transceiver power OFF, press and hold the Up keywhile turning the transceiver power ON.• The LED indicator lights yellow and “VOX” and the channelnumber are announced.3 Press the PF-1 key to select the VOX Gain level of the radio(from 1 ~ 5 or Off).• The transceiver will announce the VOX Gain level. If the VOXGain level is Off, a double beep sounds.• Press the PF-2 key to enable or disable the VOX function forthe current channel (you can change this setting for eachchannel by selecting a channel with the Up/Down keys). WhenVOX is turned ON, a beep sounds. When it is turned OFF, adouble beep sounds.4 While adjusting the level, speak into the microphone to test thesensitivity level. When sound is recognized, the LED lights red.5 Press and hold the PTT switch for 3 seconds to save the setting.• A beep will sound.6 Turn the transceiver power OFF and then ON again toactivate VOX.