This Cisco® SFP-10G-AOC4M to Intel® XAOCBL-4M-AO dual OEM compatible 10GBase-AOC SFP+ to SFP+ active TAA (Trade Acts Agreement) compliant direct attach cable has a maximum reach of 4m (13.1ft). It is 100% Cisco® to Intel® 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 Intel®'s individual cables and is built to meet or exceed Cisco® and Intel®'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.