Toshiba MK3252GSX 320GB 2.5" Serial ATA-300 5,400 RPM 8MB Notebook Hard Drive - HDD2H01 Toshiba MK3252GSX 320GB SATA/300 5400RPM 8MB 2.5" HDD General Features: 320 GB formatted capacity SATA/300 data transfer rate (3 Gbps) 5400 RPM spindle speed 8 MB buffer 12 ms average seek time 9.5 mm drive height Regulatory Approvals: CE UL MIC CSABSMI C-Tick TUV MIC RoHS