• Dual decoding support for MP3 /WMA/WAV/FLAC/APE format music
• Support Bluetooth call function; with recording function; with digital tube display 
• Support MMC/SD/MMA card, USB interface (U disk); Power-off memory function
• Support 5-10m distance infrared remote control operation; Support external audio input LINE IN
• Support FM radio, frequency band (87.5MHZ - 108.0MHZ)
• Push buttons: Four buttons for multi-directional control, VOL-/AUTO/VOL+/MODE
• Applications: tricycle, van, portable speaker, bus, amplifier, trolley speaker, children's toys, sofa, bedside speaker, etc.

Description of Recording Function:

• Long press the MODE button to start recording, and then long press the MODE button to cancel the recording function
• Long press the PLAY/PAUSE button to play the recording file
• When recording, you need to connect a storage device, such as a U disk or TF card

Button Operation Details:

• VOL button (previous song/volume down): in MP3 state VOL short press for previous song, long press for volume down; in FM state short press
• In the FM state, short press to adjust a station number upwards; in Bluetooth function, short press for Bluetooth last song, long press for volume down
• AUTO button (play/pause): short press for play/pause in MP3 state; short press for play/pause in FM state, long press for play/pause
• Press for auto receive and save station; short press for play/pause under Bluetooth function
• VOL+ button (next song/volume up): In MP3 state, short press VOL+ for next song, long press for volume up; in FM state
• Short press for downward adjustment of a station number; in the Bluetooth function short press for Bluetooth next song, long press for volume up
• MODE button: switch between USB/SD/FM/Audio input/Blue function in order