Product Description<br>Donner MAMP5 four-channel independently controlled Bluetooth 5.0 power amplifier. In order to better express the product, the self-developed chip is used with various built-in circuits and audio data, so that this product has the characteristics of high power, no distortion, low noise, and complete functions. It is mainly used in scenarios where multiple speakers are used at the same time, such as large-scale households with multiple rooms, small supermarket ceiling speakers, medium-sized bars and other occasions.