8port External (2x SFF-8644) PCIe 4.0 Tri-Mode RAID Controller w/ 8GB Cache
12g to 8644 to 8644 symmetrical external mini-SAS cable, 1 meters long.
12g to 8644 to 8644 symmetrical external mini-SAS cable, 2 meters long.
12g to 6G 8644 to 8088 symmetrical external mini-SAS cable, 2 meters long. Connects 12G device to 6G device - either direction.