1TB 2.5" Laptop Hard Drive for HP Pavilion DV6-3243CL DV6-3250US DV6-3257CL DV6-3257SB DV6-3259WM DV6-3263CL DV6-3264CA DV6-3267CL Interface: SATA, Capacity: 1000GB, RPM: 5400RPM, Cache: 8MB, Speed: 3.0Gb/s to 6.0Gb/s Laptop Hard Drive Package Include: Brand NEW Major Brand 1TB 5400RPM Laptop Hard Disk Drive This Product Has 3 Year Manufacturer Warranty And 30 Days Money Back Guarantee. Major Brand: WD, Seagate, Tosbhia, Hitachi, etc.