Mini Bluetooth 5.1 Audio Amplifier Board ZY-2.1
$42
Compact stereo amplifier board, super handy for home audio setup. Has Bluetooth 5.1 for wireless streaming, also AUX input. It's a 2.1 channel amp with 50W for stereo and 100W for subwoofer. You can adjust treble, bass, and subwoofer volume. Super small, like 10cm by 9cm. Built-in protection too, like over-voltage and short-circuit. Connects to phone, PC, speakers, whatever!
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