Note:
When connecting, you must first connect the power amplifier, and then connect the speaker

FM Frequency Range (International): 76Mhz-108MHz

USB: Connect USB flash drive (maximum support 32GB, not included)

LED color screen: digital screen display, showing red

Infrared receiving module

TF: Connect TF memory card (maximum support 32GB, not included)

AUX: audio input interface

VOL-: Short press is to select the previous song; long press is to decrease the volume

PLAY/PAUSE: Short press is the switch between pause and play; long press is the FM FM automatic station

VOL+: Short press is to select the next song; long press is to increase the volume

MODE: Switching of USB/TF/FM/LINE IN/BLUETOOTH

2x15W Amplifier:
Model: JQ-501 Power Amplifier Board
Power: 2*15W
Power amplifier chip model: CS8655E Zhipuxin
Power amplifier: 2*15W
Voltage: power supply voltage 12V, minimum input current 2.5A 4 ohm speaker
Board size: 26*33MM
Screw hole fixing size: 23*29MM

Package include:

1 X MP3 Decoder Board

1 x Remote control (Without the Battery, no retail package)