1. Support MMC, SD card and USB drives
2. Audio input, support IPOD/MP3/MP4/PC and Mobile etc.
3. LINE IN function
4. built-in 1000MA lithium battery or AAA battery
5. Remote Control
6. Support FM radio
7. Supply Voltage: 3.7V
8. Charging Voltage: DC5.0V/500MA
9. Output Power: 1.5W+1.5W
10. Frequency Response: 80HZ-20KHZ
11. SNR: 80dB
12. Dismensions: 14.5*10*10cm