A-DATA PD7 TURBO 200X 8GB USB 2.0 Flash Drive Support USB specification version 2.0. Support power saving mode to reduce power consumption. Support Windows ME, 2000 and XP without device driver. Support Driver for Windows 98/98 SE. Driverless solution for Linux Kernel version 2.4 or later version. Driverless for Mac OS 9.X or above. Hot Plug and Play. No external power is required. Support Windows ReadyBoost Feature. work with Windows Vista LED indicator when device is in use.