| Brand | Unbranded |
|---|---|
| Type | Bluetooth Amplifier Board |
Check the listing for details. ZK- MT21 Bluetooth Amplifier Board 50W+50W+100W with Treble and Bass Control. Condition: New. Listed at 7.99 USD. Bluetooth+AUX Input:50W+50W+100W Bluetooth 5.0 Audio Amplifier Board, Bluetooth+AUX audio dual input, 2.1 channel stereo output, with AM interference suppression function.
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