Main functions: 1. Dual decoding supports music in MP3/WMA/WAV/FLAC/APE formats; 3. Equipped with recording function; 4. Equipped with digital display; 5. Supports MMC/SD/MMA and other cards, and supports USB interface (USB flash drive); 6. Power off memory function; 7. Support infrared remote control operation at a distance of 5-10 meters; 8. Support external audio input LINE IN; 9. Support FM radio reception and frequency range (87.5MHZ-108.0MHz); 10. Button: Four button multi directional control, VOL-/ AUTO / VOL+ / MODE Interface Description: USB: Connect a USB flash drive (supports up to 32GB) LED: digital screen display, showing red Infrared receiver module TF: Connect TF storage card (maximum support 32GB) AUX: Audio input interface VOL -: Short press to select the previous track; Long press to decrease volume PLAY/PAUSE: Short press to pause and play; Long press to receive FM automatic station VOL+: Short press to select the next track; Long press to increase volume MODE: Switching between USB/TF/FM/AUX/BLUETOOLTH audio; Long press the recording function, and then long press again to play the recording file; Package include: 1X decoding board 1X remote control 1X power cord