Retevis RM21 Bedienungsanleitung Seite 6

Icons Description of the Display
Battery Level Indictor
◎ Battery level indicator and charging icon alternately displayed during
charging;
◎ When fully charged, the battery indicator shows full level;
◎ When the battery is low, the battery level indicator flashes and a
beeping alarm sounds.
3D Channel Display Mode:
◎ Display: A + 07, then it means the channel is 1007;
◎ Display: B + 20, then it means the channel is 2020.
◎ See frequency chart for specific frequencies.
◎When the noise reduction function is enabled, the alarm sound can be
transmitted but can not be received.
◎HI stands for High Power ◎ MI stands for Medium Power
◎LO stands for Low Power ◎TX stands for Transmitting
◎ RX stands for Receiving
◎Indicates the operating channel number
◎Appears when the keypad lock function is activated;
◎Only PTT key works when the keypad is locked.
Appears when TAG Channel is selected.
◎Appears when the noise reduction function is enabled
Appears when Canada frequency group is selected.
◎USA Stand for American frequency group;
◎INT Stands for International frequency group.
Appears when dual-band watch is enabled.
◎Intensity display of output power ◎Strength display of signal received
Channel 16
◎Channel 16 is the default channels with the base station and used for
emergency
Appears when when receiving weather signals
◎10 NOAA weather channels in total
Appears when entering the frequently-used call channel
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