Retevis RB19 User Manual page 6

Icons
high power channel
scanning
earphone
receiving
Menu Opeartion
1.Short press
2.Short press
keys to adjust the channels.
3.PTT: press this button whenever you wish to talk with the user of the
other radio.
Functions Operation
Scanning:
It is convenient for the user to search for calls from other channels.
When "Side Key 2" in the software is programmed to the scanning
function,long press
mode,the transceiver will start to scan with the current channel;
Operate it again to exit.
battery level
channel lockout
earphone volume
keys to adjust the volume.
key to switch to channel mode,then short press
key for two seconds to enter into the scanning
alarm
5
volume
unlocking
transmitting