... .0 ,Interface:usb 2.Plug and play hot swapping 3.High speed datatransmission 4.Interface:USB - Lightweight, compact and convenient - Perfect promotional ... , trade shows etc - Built-in LED indicates power, read/write - High speed USB 2.0, supports plug and play, easy to use ... XP, Mac8.6 and above,Linux 2.4 Card Reader ,High speed data transmission card reader