This product is either discontinued or we cannot get that from suppliers.
Cable Type: Mini-SAS, Cable Length: 3.28 ft, Connector on First End: 1 x SFF-8644 Mini-SAS, Connector on Second End: 1 x SFF-8088 Mini-SAS, Color: Black, Compatibility: QNAP Storage Devices:, REXP-1220U-RP, REXP-1620U-RP, SAS-12G2E-D, SAS-12G2E-U, Warranty: 01 Year Limited Warranty
Qnap 1MT MINI SAS CABLE SFF-8644-80 88 (CAB-SAS10M-8644-8088).