HUKE USB 2.0 MP3 Player with SD& MMC Memory Slot ( Silver & Black ) Package Includes - Huke USB 2.0 MP3 Player, User Guide, Earphones, Neck strap, USB cable, One AAA battery, SD/MMC card not included Plays MP3 and WMA music formats USB 2.0 interface Supports up to 2 GB memory Removable disk storage function