VANTEC NST-266S3-SV Aluminum / Plastic 2.5 Silver SATA I/II/III USB 3.0 External Hard Drive Enclosure Material: Aluminum / Plastic Dimensions: 4.72 x 3.03 x 0.61 Type: Consumer Electronics Maximum Capacity (per Bay): Up to 1.5TB Operating Systems Supported: Microsoft Windows XP/Vista/7/8 (32/64 bit) Mac OS X v10.6 and Up USB 3.0, 2.0 or 1.1 Equipped System For USB 3.0 Speeds, System Must Support USB 3.0 Specifications Weight: 0.53 Package Contents: 2.5 NexStar 6G Installation Guide USB 3.0 Cable Installation Screws