【100% Original】 ZK-TB21 2.1-channel Stereo Bluetooth 5.0 Digital Power Amplifier Module 2*50W +100W AUX Digital Power Amplifier Board Speaker Subwoofer Amplifier Board Home Music Wireless Module Audio High and Low Pitch Subwoofer Bass AMP zk TB21

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. 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 compat