Netac K218 USB 3.0 External Disk Drive with Independent Hardware Encryption Function 500GBMain Features‎:‎‎?‎ Plug and play operation‎?‎ Anti‎-hack function‎?‎ USB 3.0 super speed‎?‎ Easy to use with no software to install Brand‎:‎ NetacModel‎:‎ K218Application‎:‎ Desktop‎,‎LaptopDesign‎:‎ ClassicalCertificate‎:‎ CEMaterial‎:‎ PlasticSize‎:‎ 2.5 inchCache‎:‎ 8MBSpeed‎:‎ 5400rpmCapacity‎:‎ 500 GBInterface Type‎:‎ USB 3.0Max‎.‎ Sequential Read Speed‎:‎ 93.79MB / sMax‎.‎ Sequential Write Speed‎:‎ 90.24MB / sCompatible‎:‎ Linux‎,‎Mac OS‎,‎Windows 7‎,‎Windows Vista‎,‎Windows XPColor‎:‎ Black‎,‎White Package weight‎:‎ 0.239 kgProduct Size‎(‎L x W x H‎)‎‎:‎ 12.30 x 7.30 x 1.30 cm / 4.84 x 2.87 x 0.51 inchesPackage Size‎(‎L x W x H‎)‎‎:‎ 17.00 x 12.00 x 5.00 cm / 6.69 x 4.72 x 1.97 inchesPacking List‎:‎ 1 x K218 USB 3.0 Hard Drive‎,‎ 1 x USB 3.0 Cable‎,‎ 1 x English User Manual