This Dell® DAC-QSFP-4SFP-10G-1M to Intel® XDACBL1M dual OEM compatible 40GBase-CU QSFP+ to 4xSFP+ passive TAA (Trade Acts Agreement) compliant direct attach cable has a maximum reach of 1.0m (3.3ft). It is 100% Dell® 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 Dell® and Intel®'s individual cables and is built to meet or exceed Dell® 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.