Interface: USB 3.0<br /><br />Capacity: 256GB，1tb，16GB (Computer display will have error， this is because of U disk is 1000 algorithm and the computer is 1024 algorithm， actual display capacity between 14.5G -16G)<br />32G(actual display capacity between 29G - 32 G)<br />64G(actual display capacity between 59G - 64 G)<br /><br /><br /><br />Package Included:<br />1x Flash Memory Stick<br /><br /><br />Features:<br />Hot plug & play<br />Compatible with USB 1.1/2.0<br />Compatible with PC， Notebook， MAC<br />Key chain design and easy to carry.<br />Store your pictures， videos， and songs and any kind of data.<br />Support Windows 7 / 8，Windows Vista，Windows 2000，Mac OS X， Linux.<br />Easy to read and read in high speed ，No need drive/power supply only plug in.