AC Adapter: Yes Material: Aluminum Internal Interface: SATA I/II Specifications: Supports SuperSpeed USB (USB 3.0) data rate up tp 5GB/s Quickly adds more storage space to your USB-enabled PC (USB 3.0 recommended) No driver installation required. Simply install a 3.5" Sata (3GB/s or 1.5GB/s) hard disk into enclosure then connect to a USB port Compliant with Sata Spec Revision 2.6 Compliant with USB 3.0 Spec Revision 1.0 Allows device hot-swapping(Plug and Play) Support SATA HDD up to 2000GB(2TB) Supports USB Mass Storage class Bulk-only transport Revision 1.3 Allows device hot-swapping(Plug and Play) With 30Watt External Power Supply AC input : 100 - 240V DC output : +5V 2A / +12V 2A Maximum Capacity (per Bay): Up to 2TB Operating Systems Supported: Windows 98/2000/ME/XP/Vista/7 and Max OS 9.x/10.x and above...