zk-mt21 2.1 channel bluetooth digital power amplification module high and low tone subwoofer neutral. no logo

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¥32.89
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¥28.6
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¥27.5
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Weight 0.2 kg/piece
Item No. bbe5xfzc

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Specifications

zk-mt21 2.1 channel bluetooth digital amplifier

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Description

Product Name: 2.1-Channel Bluetooth Audio Amplifier Module

Product model: ZK-MT21

Bluetooth version: 5.0 (unobstructed, 15 meters)

Input Sensitivity: 500mV

Input method: AUX + Bluetooth

Amplifier Chip: Domestic Amplifier Chip

Channel number: 2.1 channel

Speaker Adapter: 20~100W, 4~8Ω

Protection Mechanism: Anti-reverse connection, overheating, overcurrent, short circuit protection

Adapting Power Supply: DC12~24V/5A or above (not compatible with 24V battery packs)

Output power: Left and right channels <50W, Subwoofer <100W

Product size: 93x90x22 (mm)

Product weight: approximately 130g

Packing weight: About 185g

Tip: Only when the audio input is sufficient and the power supply voltage/current is sufficient, will there 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 ensure that the adapter power is greater than the actual working power of the amplifier!

Update time：20251118161854