DC 3V 3.7V 5V Class AB Mono 3W Mini Amplifier Board Audio Amp Module One channel
NS8002 3V–5V DC Mini 3W Mono Amplifier Module. 1 × NS8002 3V–5V DC Mini 3W Mono Amplifier Module. Output Power Up to 3W. Amplifier IC NS8002. An economical option for adding mono audio amplification without sacrificing performance.