This HP® 721070-B21-3M to Cisco® SFP-10G-AOC3M dual OEM compatible 40GBase-AOC QSFP+ to 4xSFP+ active optical cable has a maximum reach of 3.0m (9.8ft). It is 100% HP® to Cisco® compatible and has been programmed, uniquely serialized, data-traffic and application tested to ensure that it is compliant and functional. This active optical cable will initialize and perform identically to HP® to Cisco®'s individual cables and is built to meet or exceed HP® to Cisco®'s specifications. This product complies with MSA (Multi-Source Agreement) standards and is TAA (Trade Acts Agreement) compliant. We stand behind the quality of our products and proudly offer a limited lifetime warranty.