The power supply voltage supports between DC 6V and 18V, and the current is between 1 and 1-2A. Voltage below 6V is not supported.
You can connect the speaker directly.
Support the song format MP3/FLAC
Main functions: MP3/USB/TF/LINE IN/FM/Bluetooth/remote control
The power is 50W, and the stereo is 2*25W.

Product power supply voltage:6V-18V
Product size: length 124MM x width 34MM x thickness 53MM
2 screw hole distance 24 mm x 113 mm
Function description:
1. Bluetooth version 5.0
2. Support 6.5MM microphone
3. Support KARAOKE mode of music accompaniment.
4. Support the call (press the pause button to answer the call for a long time).
5. Support recording. Recording only supports TF mode or USB mode. (Press and hold the MODE button to recording, press and hold the MODE button again to cancel recording and play the recording file; Exit the recording mode and press the pause button for a long time to exit. When recording, you need to connect a storage device, such as a USB flash drive or TF card)
6. Support power-off memory.
Color:As Shown
Material:plastic

Package Contents:
1set * 2x25w bluetooth decoder board audio amplifier