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