AC Adapter: Yes Material: Aluminum Internal Interface: SATA Maximum Capacity (per Bay): Up to 2TB Features: SATA to USB 3.0 technology, speed up to 5.0Gbps Supports USB 3.0, USB2.0, &USB1.1 connection Designed for 3.5" SATA HDD Supports hot plug and play Solid Aluminum body for excellent heat dissipation and protection to your hard disk drive Power switch Operating Systems Supported: Windows XP/Vista/7; Max OS 10.1 to 10.7 Parts: 1 year limited Labor: 1 year limited