Beezap BZ2 Note Super Speed Usb 3.0 Express Card for Laptops/notebook, PCMCIA-E Slot, 2 Port, Max 5gbps, Mac Osx/window7/window8/vista/window Xp, Bz2-ultra, 75x34x4mm for Laptops, notebook / PCMCIA slot equipped compatible MAC OSX/Window 7/Window 8/Vista/Window XP FRESCO FL1100 chipset use / Optimized transmission efficiency by UASP support. 5Gbps super-speed / usb 3.0 2 port /usb 2.0 backwards compatible Driver CD provided