Vantec NexStar HX SATA III 6Gb/s Hard Drive Enclosure with USB 3.0, Silver (NST-386S3-SV) Aluminum Contracted Case to provide good heat dissipation Integrated Cooling system to keep the hard drive cool SATA III specification max 6Gbps (Backwards Compatible With SATA II/I) Maximum Transfer Rates Up to 5 Gbps w/USB 3.0 Adopt UASP to Enhance Maximum Performance of Hard Drive for Windows 8 Hi-Quality Shielded USB 3.0 Cable Ensures Data Integrity and Speed Easily Add Storage to Any System with USB 3.0, 2.0, or 1.1 No Drivers Needed (NDN) for Windows OS and OSX Integrated cooling system SATA III hard drive compatible SATA III specification max 6Gbps (Backwards Compatible With SATA II/I)