Product name: FM radio

Power supply mode: single lithium battery, 5V power line (the battery is not includes)

Chip type: RDA5807FP, TDA2822

Speaker: 2040 square speaker 8R/2W

Appearance size: 135MM*95MM*40MM

Antenna length: total length 350MM (unstretched 107MM)

Note: The delivery is in bulk and needs to be welded by yourself

Welding Difficulty: General

- The RDA5807FP chip is compatible with the 65-108MHZ global FM receiving frequency band, and has the advantages of noise cancellation, soft mute, bass enhancement, high sensitivity, low noise, and strong anti-interference ability.

- The power amplifier part adopts TDA2822 power amplifier integrated circuit, which has the characteristics of simple circuit, good sound quality and wide voltage range.

- Antenna retractable design, convenient for various use needs.

1/4W resistor 10K*3

1/4W resistor 22R*1

1/4W resistor 2.2R*2

1/4W resistor 2K*1

Ceramic chip capacitor 103*2

Ceramic capacitor 27pF*1

Ceramic capacitor 223*1

Ceramic capacitor 222*1

CBB capacitor 104*3

Electrolytic capacitor 100uF/25V*3

Electrolytic capacitor 10uF/25V*1

Electrolytic capacitor 1000uF/16V*1

Color ring inductance 0.1uH*1

Color ring inductance luH*2

Diode 1N4007*1

Zener diode 3.0V *1

Red LED*1

Side foot button 6*6*9MM*4

Crystal oscillator 32.768KHz*1

RDA5807FP chip*1

TDA2822M chip*1

DC002 power base (with charging cable)*1

2040 square speaker 8R/2W*1

Whip antenna (with M2.5 screw)*1

18650 lithium battery box 1*1

PCB board*1