9 Left Donner Stereo Receiver 4 Channel 1000W Peak Power Home Theater Amp Amplifier USB SD, For Outdoor Speakers Karaoke

Brand: Donner
4 Channel 600W Power
Professional integrated indoor house stereo receiver is designed as an independent 4-channel output . and the peak load power of each channel can reach 110W.
There is an independent anti-serial technology . so that the channels will not interfere with each other.
External reading
USB and SD card devices (MP3 format below 32G) . and can easily loop playback.C
D/DVD also can be surported
Perfect for karaoke
Two microphone interfaces increase the entertainment of the AMP.
Microphone volume adjustment and mixing mode increase the fun of singing karaoke.
Echo/ Bass/ Treble increase the sound quality
Suitable for supermarket use . loop play and advertising use.
Suitable for family use . the core equipment for multi-room system construction.
Suitable for Home Party/ Christmas present


Q&A

Bluetooth can't work.Please make sure you have followed the steps below to debug?
First . you need to check whether the bluetooth mode is turned on (when it is turned on . the screen displays BLUE). If it is not turned on . press the "BT" button or the "MODE" button to switch to the bluetooth mode.
Turn on the bluetooth input device . such as a mobile phone . turn on the bluetooth function to search for the model name of the power amplifier (MAMP5) . click to connect . and hear a beep (provided that the speaker has been connected) . indicating that the connection is successful.
Note: Regarding the Bluetooth transmitter without a screen . you only need to turn on the Bluetooth transmitter . get close to the power amplifier . and then wait for the connection.
If you find that the Bluetooth connection is unstable . you can try the following steps to solve it?
Make sure there are no obstacles (especially metals) blocking the signal;
Turn off the power amplifier . disconnect and clear the connection of the Bluetooth transmitting device . and try to reconnect;
Note: If this happens at the beginning . please consult us to tell us about more details such as video . mobile phone model . etc..
Can you connect two devices with bluetooth?
No . connecting two at the same time will cause the audio stream to be disrupted. It can only be disconnected and then connected to other devices.
How to connect to a bluetooth speaker?
The Bluetooth speaker is a Bluetooth receiver . which is the same as the Bluetooth function of the power amplifier . and the Bluetooth speaker already has a small power amplifier . which may cause burn-in after being amplified by other power amplifiers.
The Bluetooth of the power amplifier is not enough . how to connect the external Bluetooth receiver?
First . find the input port of the power amplifier to receive the signal . such as the 3.5mm port of AUX or the RCA port of AUDIO INPUT;
Then . connect the output end of the Bluetooth receiver to the input port of the power amplifier (the port does not correspond . please use the corresponding port interface converter).