Skip to main content
  • $26.99
  • Free 30-day Returns
  • Price alert
    Shop it at NeweggBusiness.

    ZK-MT21 Bluetooth Amplifier Board 50W×2+100W with Treble and Bass Control, Bluetooth 5.0 HiFi 2.1 Channel Subwoofer Audio Stereo Amplifier Board,BT and AUX Inputs for DIY Speakers

    Limited time offer, ends 10/16 By PureSpring Trading Shop

    • ZK-MT21 Bluetooth 5.0 amplifier board comes with 2.1 channel stereo, THD 0.1%. Wide Voltage Input DC: 12-24V 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. Note: When using AUX mode, please confirm that the Bluetooth connection of this module has been disconnected. Treble and Bass Control: This digital audio amplifier board features independent treble and bass knobs; the treble and bass can be adjusted with these knobs, with no need to use the player or speaker. Protective Function: This power amplifier board is designed with over-voltage protection, under-voltage protection, over-heat protection and short-circuit protection. Note: In the case of audio input and power supply voltage/current, it is enough to have sufficient output power. The higher the supply voltage, the higher the output power. The lower the speaker impedance, the higher the output power. Please make sure that the power of the adapted power supply is greater than the actual working power of the amplifier
    +
    +
    Overview
    Specs
    Reviews
    avatar

    Any questions? Our AI mode will help you find out quickly.

    ZK-MT21 Bluetooth 5.0 amplifier board comes with 2.1 channel stereo, THD 0.1 %.
    Wide Voltage Input DC: 12-24V
    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.
    Note: When using AUX mode, please confirm that the Bluetooth connection of this module has been disconnected.
    Treble and Bass Control: This digital audio amplifier board features independent treble and bass knobs; the treble and bass can be adjusted with these knobs, with no need to use the player or speaker.
    Protective Function: This power amplifier board is designed with over-voltage protection, under-voltage protection, over-heat protection and short-circuit protection.
    Note: In the case of audio input and power supply voltage/current, it is enough to have sufficient output power. The higher the supply voltage, the higher the output power. The lower the speaker impedance, the higher the output power. Please make sure that the power of the adapted power supply is greater than the actual working power of the amplifier

    Warranty & Returns

    Warranty, Returns, And Additional Information

    Warranty

    • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
    • CONTACT

    Return Policies

    Manufacturer Contact Info

    LOADING...