LM386 Audio Amplifier Module 200 Times 5V-12V Input 10K Adjustable Resistance Based on the popular LM386-1 audio amplifier, this tiny PCB module can provide up to 300mW of audio power.  Easily configured for either 20 (26dB) or 200 (46dB) gain. GND is negative, OUN is level onboard the LM386 chip 200 times gain circuit design Read more about LM386 Audio Amplifier Module 200 Times 5V-12V Input 10K Adjustable Resistance[…]