Star Tech. com Mini-SAS Adapter - Dual SFF-8643 to SFF-8644 - with Full and Low-Profile Brackets - 12Gbps Convert two internal SFF-8643 ports into two external SFF-8644 ports Compatible with 12Gbps SAS drives and backward compatible with 6Gbps SAS and SATA drives Equipped with a full-profile bracket and includes a half-height/low-profile bracket for installation in small form-factor computers This Mini-SAS adapter lets you convert two internal SFF-8643 ports on a controller card into two external SFF-8644 ports. This enables you to connect external SAS or SATA drives in devices such as a Direct Attached Storage (DAS) device to an internal backplane or SAS controller for additional storage. The adapter can connect up to eight drives in total and is compatible with 12Gbps SAS drives as well as 6Gbps SATA drives. For installation in small form-factor computers, the adapter includes an optional half-height (low-profile) bracket, in addition to the preinstalled standard-height bracket. The SFF86448PLT2 is backed by a Star Tech. com 2-year warranty and free lifetime technical support. Applications Convert two internal SFF-8643 ports into two external SFF-8644 ports Connect external SAS or SATA drives to an internal backplane or SAS controller Warranty Information Warranty 2 Years Hardware Ports 4 Performance Supported Protocols SATA and SAS Connector(s) Connector A 2 - SFF-8643 (36 pin; Internal HD Mini SAS) Receptacle Connector B 2 - SFF-8644 (36 pin; External HD Mini SAS) Receptacle Physical Characteristics Product Height 22 mm [0. 9 in] Product Length 74 mm [2. 9 in] Product Weight 58 g [2 oz] Product Width 120 mm [4. 7 in] Packaging Information Shipping (Package) Weight 121 g [4. 3 oz] What\'s in the Box Included in Package 1 - dual SFF-8643 to SFF-8644 Mini-SAS HD adapter 1 - low-profile bracket