AC-DC Converter +

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TPA3116D2 50Wx2 HIFI Audio Stereo Amplifier US$11.1, DIY Kit 10 LEDs Flashing Light US$0.48, AC-DC Isolation Power Supply US$7.5

expired TPA3116D2 50Wx2 HIFI Audio Stereo Amplifier US$11.1, DIY Kit 10 LEDs Flashing Light US$0.48, AC-DC Isolation Power Supply US$7.5

TPA3116D2 50Wx2 HIFI Bluetooth 5.0 Audio Stereo Amplifier Module * Built-in amplifier module, can connect to loudspeaker directly. * Dual channels audio signal output. * Communication …