Seagate Momentus 5400.5 160GB SATA/300 5400RPM 8MB 2.5" Hard Drive Seagate Momentus 5400.5 160GB SATA/300 2.5" Hard Drive General Features: 160 GB formatted capacity Serial ATA interface SATA/300 data transfer rate with NCQ (3 Gbps) Native Command Queuing 8 MB buffer 5400 RPM spindle speed 5.6 ms average latency 2.5-inch form factor 9.5 mm drive height Power Specifications: +5V, 0.451A Regulatory Approvals: CE cULus MIC BSMI 180-DAY FACTORY RECERTIFIED WARRANTY