KingSpec SSD 128GB 2.5" SATA3 Internal Solid State Drive for PC, Laptop, MacP3-128 High-performance, safe and reliable and light NAND Flash memory: NEW 3D NAND Suitable for either a system upgrade drive or PC storage replacement. Brings great performance for users than ever before. Supported systems: Windows XP,Windows 7,Windows 8.1,Windows 2003,Windows 2008, DOS, Linux, Unix, etc. Warranty & services: Three years free exchange and fast response after sales service. if you have any question just contact us by email not online message, we will help you