ZK-MT21 Bluetooth Amplifier Board, 2.1 Channel 50W*2+100W, 12V-24V Audio Power Amplifier Module, with Treble and Bass Control

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  • DC Converter Plug Amplifier board can use commercially available DC adapter (plug specification 5.5mmx2.1mm) to basically meet the needs of ZK MT21 Bluetooth power amplifier board. If your existing DC power plug is not 5.5mmx2.1mm, there is no problem, because we include a DC adapter in the product.
  • Applicable Bluetooth 5.0 power amplifier board with 36x25x10mm 1.42x0.98x0.39in heatsink, applicable power supply DC12 24V 5A and above (24V battery pack cannot be connected), applicable speakers 20-100W, 4-8 .
  • Multiple Bluetooth digital power amplifier module has multiple mechanisms to ensure its safe It has short circuit , over current, overheat and anti reverse connection .
  • Cautions Amplifier board will only have enough output power if the sound input is sufficient and the power supply voltage and current are sufficient. The higher the power supply voltage, the higher the output power, the smaller the speaker impedance, the higher the output power. Please make sure the power of the power supply is greater than the actual power of the amplifier!

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