320GB 2.5" Hard Drive for HP/Compaq G Notebook PC G71-445US G71-447US G71-448CL G71-449WM G72-130SB G72-227WM G72-250US G72-251NR Interface: SATA, Capacity: 320GB, 5400RPM: 5400RPM, Cache: 8MB, Size: 2.5 Inchs, 3.0Gb/s Package Include: 320GB 5400RPM Hard Disk Drive This Product Has 3 Years Manufacturer Warranty And 14 Days Money Back Guarantee