T422C - Dell 160 GB 2.5 Plug-in Module Hard Drive - SATA/300 - 5400 rpm - 8 MB Buffer - Hot Swappable

Serial ATA/300 Internal Hard Drive Increase the storage capacity of your laptop with an average read seek time of 12 ms. Moreover, the drive incorporates Perpendicular recording technology for maximum drive capacity and reliability. With low power consumption, acoustic noise, and minimal heat emissions, this hard disk drive is an ideal choice for ultra-fast, high-capacity laptops and consumer electronics applications. This product has been tested and validated on Dell systems. It is supported by Dell Technical Support when used with a Dell system