HP HD3000S Personal Media Drive 300 GB USB 2.0 External Hard Drive 3.5-inch 300 GB external hard drive fits into Personal Media Drive slot on HP computers and also works with any computer with USB 2.0 7200 RPM for fast read/write times; USB 2.0 connection for up to 480 Mbps transfer rate Activity and power LED indicators; includes Sonic Backup MyPC software 1-year limited warranty Device measures 5 x 1.5 x 4.63 inches (WxHxD)