1. Interface type: High speed USB3.0，USB 3.0 Flash Drive write speed 6.9M/S---10.9M/S， it can be plug to your android cellphone and PC/Laptop<br />2. Capacity: 32GB 64GB 128GB<br />3. Material: Metal<br />4. Plug & Play: support<br />5. Hardware Requirement: PC with USB connection，Notebook，MAC<br />6. Operating system: compatible with most major operating system (Windows 2000/XP/VISTA，Window 7/8，Mac ， etc.)<br />7. Endurance: more than 1 million times<br /><br />Why the USB flash drive real capacity is not correct capacity?<br />Flash memory vendors are using decimal arithmetic:1MB = 1000KB，1G = 1000MB <br />calculated， the operating system using binary arithmetic:1MB = 1024KB，1GB = 1024MB;<br />so there are some differences between display capacity and nominal capacity of flash memory product<br />example. 4G is about 3.4G;