ZK-MT21 Bluetooth 5.0 Subwoofer Amplifier Board 50WX2+100W 2.1 Channel Power Audio Stereo Amplifier Board Bass AMP

Description:This kind of bluetooth audio power amplifier module is a good replacement for the damaged bluetooth module, which can provide you with good performance.This 2.1 channel power amplifier is easy to change, you can install and use it conveniently.This kind of 2.1 channel audio amplifier provides you with stable and quick connection, which works with wide compatibility.This power amplifier module supports 2 input modes, including bluetooth and Aux, you can order according to your need.This kind of audio amplifier is enough to meet your different needs, you can adjust the frequency, volume, high pitch, low pitch, etc.Specifications:Product Name: 2.1 Channel Bluetooth Audio Amplifier ModuleProduct Model: ZK-MT21Bluetooth Version: 5.0 (Unobstructed, 15-meter range)Input Sensitivity: 500mVInput Method: AUX + BluetoothNumber of Channels: 2.1 ChannelsAmplifier Chip: Domestic Amplifier ChipPower Supply: DC12~24V/5A or higher (Do not connect to 24V battery packs)Speakers: 20~100W, 4~80WOutput Power: Left and Right Channels <50W, Subwoofer <100WProtection Mechanism: Reverse connection protection, overheat protection, overcurrent protection, short circuit protectionProduct Dimensions: 93mm90mm22mmProduct Weight: Approx. 185g (including packaging)Note: Sufficient output power will only be achieved when the audio input and power supply voltage/current are sufficient!!! The higher the power supply voltage, the greater the output power; the lower the speaker impedance, the greater the output power!!! Please ensure that the power supply wattage is greater than the actual operating power of the amplifier!!!Package included:1x power amplifier module.(the case needs to assemble)