Thislisting is for (1) 20NJD Dell MellanoxConnectX-4 CX4121C Dual Port 25GbE SFP+ NIC Adapter 020NJD.This item is tested and is in good workingcondition. We’ll provide a 60-day warranty. We do not provide any additionalsoftware or any other parts with this item unless expressly stated above. Whenapplicable any configuration, software, password issues as well ascompatibility for particular purposes are Buyer’s responsibility and are notcovered by "NO DOA" warranty.