1 Better Performance: Digital power amplifiers have higher overdrive capacity than analog power amplifiers, and will not cause crossover distortion, transient intermodulation distortion, and no need to worry about speaker internal resistance 2 2 Channel: This is clear bluetooth digital power amplifier board, which adopts 2 channel stereo design, and is easy to use 3 Good Sound: The sound quality is very good thanks to the use of this audios amplifier sound module, can use with confidence 4 Bluetooth Audios: This clear digital power amplifier board supports Bluetooth audios input, and the maximum receiving distance is 20 meters 5 Basic Specifications: The channel of this clear bluetooth digital power amplifier board is dual channel output, and the output impedance is 4~8ohm speakers
What's in the box
1 x Power Amplifier Board