features：
- Ultra-thin design, concise, delicate and fashionable.
- Support digital music playback in MP3 and wma music formats.
- Built-in high-energy rechargeable lithium battery, full of 10 continuous music quality, perfect music enjoyment.
- Support MP3, WMA format music files.
- Fashionable and compact shape design, beautiful and exquisite workmanship, gifts
specification：
- Play time (hours): about 4 hours
- Standby time (hours): 10 hours
packages：