ZK-HT21 Bluetooth Amplifier Board delivers powerful 2.1 channel audio for your passive speakers. Enjoy clear sound with advanced protection features.
Q. What kind of protection does this amplifier board offer?
A. It includes protection against overvoltage, undervoltage, overheating, DC detection, and short circuits.
Q. What are the input options available?
A. You can connect via Bluetooth, AUX, or USB.
Q. How many channels does this board support?
A. It is a 2.1 channel amplifier board.
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