This Arista Networks® CAB-Q-Q-5M to Dell® DAC-QSFP-40G-3M-AO dual OEM compatible 40GBase-CU QSFP+ to QSFP+ passive TAA (Trade Acts Agreement) compliant direct attach cable has a maximum reach of 3.0m (9.8ft). It is 100% Arista Networks® to Dell® 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 Dell®'s individual cables and is built to meet or exceed Arista Networks® and Dell®'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.