Looking for an audio amplifier module that will make your music sound better than ever? Look no further than the ZK-MT21!This 2.1 channel audio amplifier module is perfect for anyone who wants to improve their audio experience.With Bluetooth 5.0, you can easily connect your audio source to the amplifier module and enjoy your music wirelessly.The input sensitivity is 500mV, so you can be sure that your audio will sound great.The audio input is AUX + Bluetooth, so you can choose how you want to connect your audio source.The chip solution is a domestic power amplifier chip, so you can be sure that your audio will sound great.The power range is DC 12-24 V / 5A above, so you can be sure that your audio will sound great.The adapter speaker is 20-100 W, 4-8 Ω, so you can be sure that your audio will sound great.The output power is left and right channelsFeature:Product Name: 2.1 channel audio amplifier moduleProduct Model: ZK-MT21Bluetooth Version: 5.0 (no shielding, 15 meters)Input Sensitivity: 500mVAudio Input: AUX + BluetoothChannel: 2.1Chip Solution: Domestic power amplifier chipPower Range: DC 12-24 V / 5A above (Do not connect to 24V battery pack)Adapter Speaker: 20-100 W, 4-8 ΩOutput Power: Left and right channels <50W, Subwoofer <100WProtection Mechanism: Anti reverse connection. Overheat. Overcurrent. Short circuitProduct Dimensions: 93mm*90mm*22mmPackage Weight : about 185g (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 supply is greater than the actual working power of the amplifier!What's in the Box1 x ZK-MT21 Bluetooth Digital Amplifier Module(Requires simple assembly)

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