Check the listing for details. 64GB USB 2.0 Flash Drive Diamond Crystal Necklace Memory USB Stick Gift. Color: Pink, Condition: New. Listed at 8.66 USD. Features: 100% New&High Quality Storage Capacity: 64GB Support USB version 2.0 and 1.0 Easy plug and play installation Interface: USB 2.0; Stylish lightweight; portable,new concept modeling,classic fashion,compact Brisk High Speed; plug and play, in line with USB 2.0 specification, data transfer speed. Compatible with Windows 7/Windows 8, Windows XP, Windows Vista, Mac OS 9.0,Hi-Speed USB 2.0 port required for high speed transfer Support solution for Linux kernel version 2.4 or later version Driveless for OS 9X or up Durable solid-state storage No external power is required 4.5V ~ 5.5V from USB port The data read speed: 8M-18M/S（USB2.0） The data write speed: 3M-7M/S（USB2.0) Operating Temp: -10 to +55Deg.C Storage Temp: -20 to +55Deg.C Color: Blue Pink Silver.