The 3.28' (1 m) External SFF-8644 to SFF-8088 SAS Cable from ATTO Technology is an external Mini-SAS HD to Mini-SAS cable. It is used with ExpressSAS H6F0 GT HBA. The cable is rigorously tested with a wide array of peripheral storage hardware. This cable ensures cleanest signal for smooth and reliable data transfers. It also reduces downtime and troubleshooting time.