1. Onboard TDA2030A audio power amplifier chip.
2. Mono 18W power amplifier circuit design.
3. Socket onboard horn .
4. The onboard 10 k adjustable resistance, can adjust the volume of the amplification.
5. The onboard power light.
6. Chip has lead to the main pin, can directly input audio signal.
7. Working voltage: 6 – 12V.
8. Board size: 33 x 25 x 23(mm)
5 x TDA2030A Audio Amplifier Board Module