Features: 100%?Brand?new?and?high?quality! USB?3.0 Slim，?compact?&?lightweight. The?best?companion?for?your?laptop?and?netbook Plug?and?Play.?Suport?warm?plug Powered?only?by?the?USB?port，?no?external?power?required Read?&?Write?most?CD?and?DVD? Special?design，?the?USB?cable?is?hidden?in?a?compartment?under?DVD， which?helps?to?protect?the?cable?from?damage?and?keep?it?tidy. Speciifcations: Support:?For?Windows?XP/2003/Vista/7，?for?Linux?and?for?Mac?OS Data?transfer?rate:?Up?to?5Gbps Working?voltage:?DC?5V Working?current:?1A Working?frequency:?50-60Hz Color:?Black，?White Size:?14.5cm?x?14.6cm?x?1.5cm Package?Includes: 1?x?External?Drive