1.Stylish,Small and Exquisite design alike iPod 2nd Generation shuffle 2. Support MP3/WMA music formats 3. LED indication 4. Can be used as USB flash disk 5. Play/pause/stop music 6. Skip next/skip previous track 7. Volume+/- adjust 8. Driveless for Win2000 or above 9. Built-in lithium rechargable battery 10.Built-in 64M-2GB flash memory Size:41* 28* 11(mm); Weight:0.5 ounces (15g) Colors:red/blue/green/black/silver