Ethernet RJ45 Coupler in Line Coupler Cat7 Cat6 Cat5e Ethernet Cable Extender Adapter Female to Female RIITOP RJ45 Coupler extender is ideal for extending ethernet connection by connecting 2 short network cables together Anti-Thunderstrike design Fast speed to 10 gigabite: RIITOP RJ45 connector can speed up to 10 gigabite for connecting Cat7/Cat6 ethernet cable Safe and secure: With nickel plated contacts and easy snap-in retaining clip, the coupler ensure a secure and corrosion free connection Compatibility: This 8P8C female to female Ethernet coupler jack is compatible with Cat7, Cat6 Cat5e, Cat5 network