User's Manual
Professional
FM Transceiver
14
SUMMARY
Power on the radio
Adjust Volume
LED Indicator
Alert Tone
Power  on the radio: Turn on the  radio  by turning  the Power/Volume  switch clockwise till a click  is 
heard, and you will hear a Power up beep if the dealer has set it. The radio is now in Rx mode.
Rotate the Power/Volume knob to adjust  the  volume. Turn  clockwise to increase the volume and 
counterclockwise to decrease the volume. 
LED indicator shows the transceiver work state.
Red LED turns on- Transceiver is transmitting.
Green LED turns on- Transceiver is power on or receiving, or check the signal. 
Alert tone indicates the radio state or the data receive response.
Continuous Tone: Continue pronouncing until end. 
Cycle Tone: Depend on the radio preset time to pronounce the tone by cycle. The tone will automatic 
turn on, off and repeat.
Repeat Tone:Repeat the tone until user turn off it.
Moment Tone:pronounce a short tone, the time is dened by the radio itself.










