How to set Retevis RT15 VOX function?
How to set Retevis RT15 VOX function?
Retevis rt15 lightweight FRS radio, VOX function that voice can be launched without pressing the PTT key.
Operation details：
Switch to channel 7 first, then turn off the radio. Press“CH+”key, turn on the radio at the same time. There will be a voice "VOX" "ON" or "VOX" or "OFF".
Same steps for Retevis RT22 FRS radio.
