3
Basic Operation
Power On / Off
Rotate the Power switch / volume control knob clockwise
to switch power ON. When the click sound of switch and
the melody is heard, the transceiver is powered.
Rotate the Power switch / Volume control knob
counterclockwise to switch power OFF. When the click
sound of switch is heard, transceiver's power is turned off.
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2.
Receiving / Transmitting
Rotate the Channel Control knob to the desired channel,
press and hold PTT button. The LED lamp turns red during
transmission. Talk to the microphone from a distance of 5
cm and speak in general volume.
Release PTT button for the transceiver for receiving.
During receiving, LED light turns on green. And you can
hear the sound from the transmission unit.
1.
2.
Channel Adjustment
Momentarily press or key to select channel.
Press PTT to set the selected channel.
Adjusting Volume
For the adjustment of volume, rotate the Power / Volume
control knob in clockwise direction to increase volume.
Rotate Power / Volume knob counterwise to decreases
volume.
Rotate the Power switch/Volume knob slowly to avoid
outburst of sound harmful to ears. Too low volume might
miss user’s attention. Adjust volume to an appropriate
level.
1.
2.
★ Adjust volume in low before connecting to the earphone
headset.
You need to program the frequencies on channels by software.
Keypad Lock
Press and hold keypad button to lock the keypad. The
screen will show icon. Press and hold button again to
disable it.
