The A-DATA PD2 is a removable flash disk with USB 2.0 ¡°High Speed¡± standard connection. It can support 4 NAND flash memory and up to 16GB disk space for mass data storage application. PD2 has a plug and play function. As a result of its small and convenient size, users can carry it easily anywhere for data storage. PD2 has various storage capacities from 512MB, 1G, 2G , 4G 8GB and 16GB. PD2 also is also highly compatible with PC operation system (OS), so users will not have to load the driver to most of PC OS. PD2 dramatically eliminates the inconvenience of carrying notebooks all around for important data storage! 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. LED indicator when device is in use. Hot Plug and Play. No external power is required. It also supports software application for Disk Security and Disk Partition. Dimension£º69.6*17*10mm(L*W*H) Weight£º10g (+-0.5)