The D4140 audio power amplifier circuit is mainly used for audio power amplification in pocket radios, tape recorders, electronic toys, etc. It is not necessary to add a heat sink during installation. The power supply voltage range is wide, and 3.5~12V can work normally.
Led Par Lights ,Led Par Can,Led Mini Flat Par Light,Led Par Can Light
Guangzhou Cheng Wen Photoelectric Technology Co., Ltd. , https://www.cwledwall.com