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ZKtb21 amplifier board Bluetooth 5.0MINI subwoofer amplifier 2 * 50W supporting 100W system audio amplifier
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Est. delivery by Jul 18 - Jul 20
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W**r P**h
Item: ZK-MT21
Brg padu
June 5, 2025
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BINTIOS
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About this product
Jenis WarantiTiada Waranti
Product description
Product name: 2.1 channel Bluetooth audio amplifier module
Product model: ZK-MT21
Input sensitivity: 500mV
Applicable speakers: 20~100W, 4~8Q
Bluetooth version: 5.0 (unobstructed, 15 meters)
Input method: AUX+Bluetooth
Number of channels: 2.1 channels
Protection mechanism: anti-reverse connection, overheating
Overcurrent, short circuit protection
Applicable power supply: DC 12~24V/5A or above (cannot be connected to 24V battery pack)
Output power: left and right channels
Product size: 93x90x22 (mm)
Product weight: about 185g (including packaging)
Tip: Only when the audio input is sufficient and the power supply voltage/current is sufficient, there will be sufficient
output power!
The higher the power supply voltage, the greater the output power, and the smaller the speaker impedance, the greater the output power!
Please make sure that the power of the adapter power is greater than the actual working power of the amplifier!!!
