320GB 2.5" Hard Drive for HP Mini 311-1036TU 311-1033CA 311-1037NR 311-1037TU 311-1038NR 311-1100 311-1109TU 311-1110TU 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