iDream Portable HDD Multimedia Enclosure. Image formats supported: BMP, Video compression formats: MPEG1, MPEG2, MPEG4. Compatible memory cards: CF, MMC, SD. Weight: 0.12 kg. Dimensions (WxDxH): 145.5 x 19 x 80 mm, Compatible operating systems: Windows 98/98SE/ME/2000/XP, Mac OS, Linux, Interface: USB 2.0