· Power amplifier size: 85x26x25mm

· Channel output: 2 channels

· Output power: 3w+3w

· Power supply voltage: DC 3.7-5v voltage 5v exceeding 5v will damage the module

· Rated current: 1.5A-2A

· Power supply: 3.7v18650 lithium battery powered 5v DC power amplifier usb power supply

· Music format: MP3

· Function support: Bluetooth connection U disk playback "Under the remote control state, it can realize the functions of the previous song and the next song volume plus volume reduction, pause playback, etc."

? Product plan: Jianrong plan

? Wiring instructions: connect the white terminal to the speaker and the red terminal to the power supply

? Reminder: Please strictly follow the product instructions. Improper use and wiring will cause the amplifier to fail to work normally or damage the amplifier.