Technical Information: Product Description BUSlink CipherShield Slim Line Encrypted DSC-1T-U3 - hard drive - 1 TB - SuperSpeed USB Type Hard drive - external Form Factor 2.5" Dimensions (WxDxH) 3 in x 5.3 in x 0.7 in Weight 7.1 oz Capacity 1 TB Interface Type SuperSpeed USB Data Transfer Rate 5.0 Gbps (SuperSpeed USB) Storage Controller Serial ATA OS Required Microsoft Windows Server 2003, Apple MacOS X 10.3 or later, Microsoft Windows Vista / XP / 7, Microsoft Windows Server 2008 Power Source Included AC adapter