Function Introductions - Retevis Rb647 Bedienungsanleitung

Function Introductions

Monitor Function
Long press the UP key for 2s to turn on or off the monitor mode.
Flashlight (Optional)
The function needs to be equipped with the matching flashlight. After turning on
the two way radio, shortly press the function key and hear a beep, the flashlight
is in level 1. Shortly press the function key and hear a beep again, the flashlight
enters level 2 (Powerful Flashlight Mode). Shortly press the function key and
hear a beep for the third, exit the flashlight function.
Scan Function
Scan function is convenient for users to search the other users' calls on other
channels. When the DOWN (long) is defined as the scan function through the
programming software, long press the UP key for 2s and two way radio prompts
ON, the 1-22 channels will automatically increase enter the scan mode. The two
way radio will start scanning from the current channel. When scanning the
matching carrier and CTCSS/DCS signal, you can communicate. If you don't
press the PTT key or not receive the signal in 4s, the two way radio will continue
to scan. In scan mode, long press the UP key for 2s and the two way radio
prompts OFF, exit the scan mode.
(Note: when scan is added less 2 in the programming software, the two way
radio can't scan).
Carrier Scan: when the two way radio detects a signal, scan stops and keeps in
the same frequency until the signal stops. There is a 4s delay between the signal
disappears and the scan restores.
Time Scan: when the two way radio detects a signal, scan stops and keeps for
5s, the two way radio continues to scan even if the signal exits.
Emergency Alarm Function
Long press the DOWN key for 2s, the indicator lights up and emergency alarm
sound rings, and the emergency alarm signal is sent. In the receiving range, the
same frequency two way radio can receive alarm signal, press the PTT key to
end emergency alarm send.
Channel Lock Function
Long press the function key for 2s and a beep is heard, the channel is locked.
Long press the function key for 2s and two beeps are heard, the channel is
unlocked.
Power Setting
The transmitting power is fixed at low. When the two way radio transmits at
low-power, two-color indicator lights up.
Voice Broadcast Function
The two way radio has an English voice broadcasting function. The function can
be achieved through programming software.
VOX Function
●The VOX refers to the function that speaks towards the two way radio but not
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