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, can play 2.5 hours
5. Remote Control
6. Supply Voltage: 3.7V
7. Charging Voltage: DC5.0V/500MA
8. Output Power: 1.5W+1.5W
9. Frequency Response: 150-18000HZ
10. SNR: 80dB
size: 143*117*88MM