FP520 Digital Two-way Radio Instruction Manual
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voice to other radio. Release the PTT button to receive signals.
3. Side button 2 (programmable button)
4. Antenna
5. LED indicator
Red LED lights on while transmitting signal; Green LED lights on while receiving signal. Red
LED flashing while the battery voltage is low.
6. Channel knob
Rotate it to select channel 1-16.
7. Top button (programmable button)
8. On/Off/ Volume Control Knob
Rotate the knob clockwise to turn on the radio, rotate counter-clockwise until you hear a click to
turn it off.
After the radio power on, rotate the volume knob to adjust the volume of the radio.
9. Speaker
10. MIC
11. Speaker/MIC connector
Open the cover and connect the external speaker and MIC.
3.2 Programmable Buttons
For the convenience of users to operate the radio according to their own habits, the following buttons
