this Is A Mellanox Mcp2104-x003b Compatible 10gbase-cu Sfp+ To Sfp+ Direct Attach Cable That Operates Over Passive Copper With A Maximum Reach Of 3.0m (9.8ft). It Has Been Programmed, Uniquely Serialized, And Data-traffic And Application Tested To Ensure It Is 100% Compliant And Functional. Our Direct Attach Cables Are Built To Comply With Msa (multi-source Agreement) Standards. The Actual Part Shipped May Have A Different Part Number, But Will Be Functionally Identical And 100% Compatible. All Of Our Twinax And Aoc Cables Are Trade Agreements Act (taa) Compliant. We Stand Behind The Quality Of Our Products And Proudly Offer A Limited Lifetime Warranty.