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  • $21.67
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  • Ships from China.
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    ZK-MT21 Bluetooth 5.0 2.1 Channel Amplifier Module, Digital Power Audio Board with Bass Treble Control, Subwoofer Stereo DIY Speaker Amplifier

    • Product Name: 2.1 Channel Bluetooth Audio Amplifier Module
    • Product model: ZK-MT21
    • Bluetooth version: 5.0 (unobstructed, 15 meters)
    • Input sensitivity: 500 mV
    • Input method: AUX + Bluetooth
    • Power amplifier chip: Domestic power amplifier chip
    • Number of channels: 2.1 channels
    • Matching speaker: 20 - 100W, 4 - 8
    • Protection mechanism: Anti-reversal connection protection, overheat protection, overcurrent protection, short circuit protection
    • Compatible power supply: DC 12~24V / 5A or more (cannot be connected to a 24V battery pack)
    • Output power: Left and right channels < 50W, Subwoofer < 100W
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    Any questions? Our AI mode will help you find out quickly.

    When the audio input is sufficient and the power supply voltage/current is adequate, there will be sufficient output power! The higher the power supply voltage, the greater the output power; the smaller the speaker impedance, the greater the output power! Please ensure that the power supply capacity 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.
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    Return Policies

    • Return for refund within: 30 days
    • Return for replacement within: non-replaceable
    • This item is covered by CoreDepot Return Policy

    Manufacturer Contact Info

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