1,LCD display,synchronous lyrics 2,Usb cable &Lithium battery powered 3,Alarm function ... wma format audio files in SD card and other USB storage devices.2. Connecting to PC ,mobile phone ... play the songs greatly.3. Dual power mode: usb powering and li-on battery powering (Nokia BL-5C ... song played,indepent memory in SD card/USB storage device. Accessories:usb cable, audio cable,user manual. Package: ...