Samsung YP-K3JQB 2GB, Slim MP3 Player, Black colour, 1.8" OLED Colour LCD, JPEG Photo viewer with Slide show, Built in FM radio, DNSe 3D sound, Clock with Alarm setting, USB2.0, MP3, WMA, portable USB Mass Storage via USB Cable, 2GB Flash Memory, Internal rechargeable Lithium Ion battery, Samsung Media Studio, 20 Hours Play Time(6hrs using Detachable speaker), PC Application supports Windows XP & over WMP10