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| Portable back-hang design. Convinent for sport. |
| USB 2.0, USB Power |
| Battarry : 150mAH rechargeable |
| Li-on battery with 3.7v voltage |
| Play time3 hours; |
| SupportMP3, WMA |
| MemoryUp to 4GB |
| Key-pressVolume+/- Play/Pause/ |
| Previous/Next |
| 16 Level volume control |
| LED indication light |
| Speaker Power2*10Mw |
Sports MP3 headset player