Significant: CityTech BD
TDA2030 AUDIO AMPLIFIER BOARD MODULE
1. onboard TDA2030A audio power amplifier chip
2. mono 18W amplifier circuit design
3.on-board speaker wiring blocks
4.onboard 10K adjustable resistance, you can adjust the volume of amplification
5. Onboard power indicator
6. the chip has been the main pin leads, you can directly enter the audio signal
7. the working voltage: 6 ~ 12V
8. The peak output current is 3A
High-Quality Sound Reproduction USB Powered Mini DC 5V 2CH 3W
CityTech BD