Donner Bluetooth 5.0 Stereo Audio Amplifier Receiver, 4 Channel, 440W Peak Power Home Theater Stereo Receiver USB, SD,FM…

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High-power independent keep watch over: Its peak power can set of to 440W（110W x 4）,and has four channels which is independently controlled.440W is enough to reinforce 4 groups of 8 speakers with 4-8 ohms and peak power within 50W.
Bluetooth 5.0: The integrated hybrid amplifier is equipped with the new updated 5.0 bluetooth.It is going to increase the stability, sound quality and use distance.It Works with latest devices including smartphone, tablet, laptop, computer, and so on.
Multiple input modes: Along with the Bluetooth function, the amplifer may also be connected to SD card, USB disk, RCA input and ECHO microphone input.And supports treble and bass adjustment and microphone volume keep watch over
FM function:With automatic search function, you’ll be able to save up to 50 radio stations. Detailed operating instructions will also be found in the manual or contact our customer staff.
HD SCREEN: The integrated receiver for home stereo has a built in LED display. FM antenna and remote keep watch over are included in the stereo amplifier package for distant audio adjustments. [Notice] The product must be connected to passive speakers to play audio. When there is not any speaker connected, there will be a certain amount of wind noise, which is normal