Ultron Reader UCR 75in1 + USB Port 3.5". Compatible memory cards: MS Pro Duo, SDHC, XD. Colour of product: White. Compatible operating systems: Windows 2000 (SP4+), XP 32/64-bit(SP1+), Vista 32/64-bit Mac OS X Linux (Kernel 2.4.1+) . I/O ports: USB 2.0