Bus Type: Express Card/34 Speed: Supports SATA II transfer rates of up to 3 Gbps & USB (Universal Serial Bus) 2.0 480 Mbps Card connectors: 1 x Combo Power + e SATA + USB (Universal Serial Bus) Female Chipset: Silicon Image 3132 Port Multiplier & NCQ (Native Command Queuing) support For use with computers which feature Express Card expansion slots Compatible with Windows 2000/XP/ Vista, Mac OS & Linux 2 Year warranty