<br/><b>Description<b/><br/> <br/><b>BENFEI</b> RJ45 Female to Female Network Jack In-Line Coupler extend the length of a Ethernet patch cable. Constructed of high-impact, fire-retardant plastic and nickel plated contacts, these couplers meet or exceed Category 6 performance in compliance with the TIA/EIA 568-C.2 standard. <br/> <br/><b>Specification </b><br/> <br/>1. Connectors: RJ45 8P8C, Nickel Plating; <br/>2. TIA/EIA 568-C.2 Verified; <br/>3. RoHS compliant. <br/><b>Package Contents<br/><br/> <br/><b>BENFEI</b> RJ45 Female to Female Network Jack In-Line Coupler x 5 Warranty Items come with 12 months warranty . You can get full refund or replacement for free if quality problem.