Specifications: Drive Connectors: 2 - SATA Data & Power Combo (7+15 pin)
Host Connectors: 1 - USB 3.0 B (9 pin; SuperSpeed)
Type and Rate: SATA II (3 Gbps)
Type and Rate: USB 3.0 - 5 Gbit/s
Type: Drive Dock
Maximum Capacity (per Bay): Currently tested with up to 4TB 7200 RPM 3.5" hard drives and 1TB 7200 RPM 2.5" hard drive