Feature: 1. This is portable USB sport U disk MP3 music player. 2. Ultra-thin design, simple, exquisite and fashionable. 3. Support digital music playback in MP3, WMA music format. 4. Built-in rechargeable lithium battery, full of 10 beautiful music sound quality, perfect music enjoyment. 5. Stylish and compact appearance design, beautiful and exquisite workmanship, best gifts. 6. Specification: Play time (hours): about 4 hours Standby time (hours): about 10 hours Appearance parameters: Length: 8.5cm3.34inch (Approx.) Width: 2.5 cm0.98inch (Approx.) Height: 0.90 cm0.35inch (Approx.) Weight: 15.6 grams Package List: 1 * MP3 player
