Mini loudspeaker
November 15, 2024
Dongguan Yangyue Metal Technology Co., Ltd , https://www.yyconnector.com
Crystal patch M49SMD Mini S 4*7 24MHZ 24.000M 
The mini amplifier has an electret microphone (MIC1) and LM386 low voltage audio power amplifier (U1), speaker speaker (SPKR1) and other components.