Bipra 2.5-inch external hard drive has 320GB storage capacity and comes with red colour. Plug and play with USB 2.0 for Windows, Powered By: USB 2.0 (No external Power Required). Hard drive is used in 320GB 2.5-inch laptop hard drive, a sata hard drive, 9mm thick, 5400 rmp - Very fast drive. 8MB Buffering, average seek time: 12ms Storage Capacity on a 320GB External Drive 160 hour DVD-quality movies or 230 hours of VHS-quality video or 160 days of around-the-clock MP3 audio or 160000 digital photos or 2300 action-packed games. Measures 7.8cm width by 12.8cm depth by 1.3cm height.