STARTECH DUAL BAY TRAYLESS SATA BACKPLANE  This HDD rack lets you install two 2.5 inch SATA hard drives or solid-state drives into a single 3.5 inch front bay. With configurable RAID support, the SATA drive rack provides an ideal data storage solution. SPECIFICATIONS BASIC Brand Name: StarTech Controller Type: Serial ATA/600 Form Factor: Internal Host Interface: SATA/600 Number of 2.5" Bays: 2 Number of Hard Drives Installed: No Number of Hard Drives Supported: 2 Number of Solid State Drive Supported: 2 Product Type: DAS Storage System RAID Supported: Yes Controllers Controller Type: Serial ATA/600 RAID Levels: 0, 1, Concatenation, JBOD RAID Supported: Yes GENERAL INFORMATION Brand Name: StarTech Manufacturer Part Number: HSB225S3R Manufacturer: StarTech Packaged Quantity: 1 Product Name: Dual-Bay 2.5" SATA SSD / HDD Rack for 3.5" Bay - Trayless - RAID Product Type: DAS Storage System I/O EXPANSIONS Number of 2.5" Bays: 2 Number of Total Expansion Bays: 2 INTERFACES/PORTS Host Interface: SATA/600 MISCELLANEOUS Environmentally Friendly: Yes PHYSICAL CHARACTERISTICS Depth: 139.7 mm Form Factor: Internal Height: 25.4 mm Weight (Approximate): 220 g Width: 101.6 mm STORAGE Number of Hard Drives Installed: No Number of Hard Drives Supported: 2 Number of Solid State Drive Installed: No Number of Solid State Drive Supported: 2 PACKAGE CONTENTS 1 x Startech Dual Bay Trayless Sata Backplane