Yosoo 5 Pcs Newtwork Ethernet Lan Cable Joiner Coupler Connector RJ45 CAT 5 5E Extender Plug USAGE: Ugreen RJ45 Coupler extender is deal for extending ethernet connection by connecting 2 short network cables together. FAST SPEED To 10 GIGABITE: The RJ45 connector can speed up to 10 gigabite for connecting Cat5/Cat5e ethernet cable OMPATIBILITY: This 8P8C female to female Ethernet coupler jack is compatible with Cat5e, Cat5 network Package Include: 5 Pack, White