<b>Description:</b><br> PLUSPOE 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, these couplers meet or exceed Category 6 performance in compliance with the TIA/EIA 568-C.2 standard. <br><br> <b>Specifications:</b><br><br> - Condition: Brand New<br> - Color: Black<br> - Weight:0.05kg, Lightweight <br> - Product Size:4 x 2 x 2cm/1.6” x 0.79” x 0.79”<br> - Package Size:7 x 5 x 2cm/2.75” x 1.97” x 0.79” <br> - Relatively sturdy and incredibly easy to use<br> - Compatible with Cat7,Cat6, Cat5e,Cat5 network<br> - TIA/EIA 568-C.2 Verified, FCC, RoHS Compliant <br> - Thickened PCB Board, Robust and Durable <br> - These RJ45 couplers are metallic shielded <br> - It's a standard Ethernet coupler, not a specific type. You need not put any Ethernet cord. <br><br> <b>Please note: </b><br> This can not use with a keystone jack. <br> It is not for a phone cable, but for an Ethernet cable.<br> They are only compatible with RJ45, NOT compatible with RJ11. <br><br> <b>Package Contents:</b><br> 2 x RJ45 Couplers<br><br> <b>Warranty:</b><br> Our fan-favorite 18-month warranty and friendly customer service