Supermicro QSFP+ to SFP+ 10-Gigabit Ethernet Cable 2M Manufacturer Part Number: CBL-NTWK-0505 Features: ETHERNET,40GbE/QSFP+ to 4x 10GbE/SFP+,PASSIVE,2M, Mellanox Specifications: Length = 2M Connector A = QSFP+ Connector B = SFP+ x4