USAGE: This RJ45 Coupler extender is very much ideal for extending your home, office, hotel, big project etc... ethernet cable by connecting 2 male network cables together.^ Stable Performance: We choose high quality pure copper plated contacts and easy snap-in retaining clip, this coupler ensure your secure and corrosion free connection.^ FAST SPEED: This 8P8C female to female RJ45 connector can speed up to 10 Gigabite for connecting Cat7/Cat6/Cat5 ethernet cable.^ ROHS compliant: This Network cable coupler with eco-friendly ABS cover to protect you and your families/ friends safe always.^ Last but also very important: Factory original with anti-static bag package, make sure it is 100% original new before handing over to your hand.