This Arista Networks® CAB-Q-S-AOC-7M-AO to Cisco® SFP-10G-AOC7M dual OEM compatible 40GBase-AOC QSFP+ to 4xSFP+ active TAA (Trade Acts Agreement) compliant direct attach cable has a maximum reach of 7.0m (23.0ft). It is 100% Arista Networks® 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 Arista Networks® and Cisco®'s individual cables and is built to meet or exceed Arista Networks® 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.