ZK-ST21 Bluetooth Digital Amplifier Board 2.1 Channel 100Wx2+200W Subwoofer Chip TPA3221 Hifi Stereo Amplifier Board

ZK-ST21 Bluetooth Digital Amplifier Board 2.1 Channel 100Wx2+200W Subwoofer Chip TPA3221 Hifi Stereo Amplifier Board
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sku: 1005007971370886
$29.28
Shipping from: China
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