Plugadget External Hard Disk Cable Mini SAS SFF-8644 to SFF-8482 Server Computer Accessories 1m/2m OptionalFeatures: 1. Mini SAS HD product complies with SFF 8643 (internal applications) and SFF 8644 (external applications) industry specifications. 2. Available internal and external panel connection types include 1X1 (4X), 1X2 (8x) and 1X4 (16X) configurations, providing choice and designing flexibility for more end customers. 3. The product is mainly used on mini SAS 4X array card as external mini SAS cable. 4. This extension cable supports 3GBps x 4Lane