This Brocade (Formerly) 40G-QSFP-C-0101 to Cisco® QSFP-H40G-CU1M dual OEM compatible 40GBase-CU QSFP+ to QSFP+ passive TAA (Trade Acts Agreement) compliant direct attach cable has a maximum reach of 1.0m. It is 100% Brocade (Formerly)® to Cisco® compatible and has been programmed, uniquely serialized, and data-traffic and application tested to ensure that it is compliant and functional. This direct attach cable will initialize and perform identically to Brocade (Formerly)® and Cisco®'s individual cables and is built to meet or exceed Brocade (Formerly)® and Cisco®'s specifications, and comply with MSA (Multi-Source Agreement) standards. We stand behind the quality of our products and proudly offer a limited lifetime warranty.