... : 1GB, 2GB, 4GB, 8GB, 16GB, 32GB, 64GBUSB chips:High quality real chips, Samsung /Hynix/Toshiba/Micron/Intel chipOperation system: Windows 7 ... availablePower:No external power supply required, USB bus-powered. Plug-and-play support USB specification: Compliant with USB 1.1/2.0Support: Multi-partition ...