TAAPSEE 3 PACK RJ45 CAT5 CAT6 Coupler Plug Network LAN Cable Extender Connector Adapter Wireless Ethernet Lan Adapter compatible with Linux, Mac, Ubuntu, Windows  (1000 Mbps)

Easy To Use: This RJ45 Coupler have two 8P8C Female to Female interfaces, and only need to plug the RJ45 interface of the network cable into the interface to connect. Interference Elimination: The inside of the product is used for the all-metal wrapped shielding layer, which can effectively improve the noise resistance and anti-interference. Especially use shielded Ethernet cables. High-speed transmission: With 50 micron gold-plated contacts and a thickened PCB board for faster data transfer, up to 10 Gbps. Universal Compatibility: Compatible with Cat-5, CAT-5e, CAT-6, Ethernet cords. It’s widely used to work with applications: reliable connectivity for power over Ethernet applications supports PoE applications over Ethernet patch cables, extend a connection between a router an IP security camera.