This Cisco® SFP-H10GB-CU6M to HP® 487658-B21-6M dual OEM compatible 10GBase-CU SFP+ to SFP+ passive TAA (Trade Acts Agreement) compliant direct attach cable has a maximum reach of 6.0m (19.7ft). It is 100% Cisco® to HP® 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 Cisco® and HP®'s individual cables and is built to meet or exceed Cisco® and HP®'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.