Specification:
Item Type: FM Radio
Material: PCB, Acrylic
DC Socket Power Supply: 5V, positive inside and negative outside, do not connect it in reverse
Features:
1. Built in volume adjustment
2. The RGB indicator light automatically flashes
3. Support 87MHz to 108MHz receiving frequency
4. Built in 5W power amplifier
5. LCD1602 display screen
Parameters:
1. Item Type: RDA5807 FM 87-108MHz radio receiver
2. Working Voltage: DC4.5-5.5V
3. Output Impedance: 4ohm
4. Output Power: 5W
5. Output Channel: Mono
6. Receiving Frequency: 87.0MHz to 108.0MHz
7. Frequency Accuracy: 0.1MHz
8. Equivalent Noise: >=30dB
9. Working Temperature: -40℃ to 85℃
10. Working Humidity: 5% to 95% RH
Use Method:
1. Press the left button to turn on or off the power supply.
2. Press the right button to turn on or off the spectrum indicator light.
3. Press S+ or S- to adjust the volume.
4. Press P+ or P- to adjust the reception frequency and FM radio station.

Package List:
7 x Acrylic Board
1 x Circuit Board
1 x Antenna
1 x LCD LCD Screen
1 x Horn
1 x Power Cord
1 x Accessories Pack
1 x Screw Set Pack (Including 5 Copper Pillars)
or
1 x FM Radio
1 x Power Cord

Notice:
For parts that have not been assembled need to be welded, assembled, and debugged by hand. Please note.