The main function:
1. Double decoding supports music in MP3 / WMA / WAV format:
2. Support Bluetooth function
3. With digital tube display
4. Support MMC / SD / MMA and other cards, support USB interface (U disk)
5. Power off memory function 24C02
6. Support 5-10 meters distance infrared remote control operation
7. Support external audio source input LINE LN (AUX)
8. Support radio FM, cable collection frequency band (87.5MAZ-108.0MHZ)
9. Button: Four-key multi-directional control. VOL- / AUTO / VOL + / MODE
