VANTEC NST-225MX-S3 Aluminum / Plastic 2.5 Black Dual 2.5 SATA 6Gb/s to USB 3.0 HDD/SSD RAID Enclosure Material: Aluminum / Plastic Dimensions: 3.54 x 2.05 x 5.24 Fan: Yes Specifications: Device Support: SATA I/II/III Hard Drives / Solid State Drives Device Size: 2 Bay for 2/5� HDD/SSDs Internal Interface: Standard SATA External Interface: USB 3.0 HDD Capacity: 2TB per bay*, for a combined total of 4TB. Power Supply: AC Adapter 5V, 2A, 3.5mm, center pin positive Fan: 40mm Type: Enclosure Number of Bay: 2 Maximum Capacity (per Bay): Up to 2TB Power: AC Adapter 5V, 2A, 3.5mm, center pin positive