This DFRobot 386AMP audio amplifier module uses the National Semiconductor LM386 audio power amplifier chip. ط¢آ It has 20 voltage gain.ط¢آ
In the 6V power supply, it's static power consumption of only 24mW, the module is suitable for battery-powered forum. ط¢آ Theط¢آ 386AMP audio amplifier can be connected to MIC or MP3 acoustic sensor module, the sound from the speakers after the expansion release. It is ideal for robot human-machine voice interaction and sound amplification.