Easy to Extend your Ethernet Cables:Ethernet coupler is ideal for extending ethernet connection by connecting 2 male network cables together. So it will reach a computer or laptop,allowing you to easily plug any computer into a network jack. No Signal Loss: With as many as eight connections on each side aligned just right and secured firmly, signals pass through without any loss of signal integrity or lag. Safe and Secure : Nickel-plated contacts and easy snap-in retaining clip also provide this rj45 female to female coupler with secure and corrosion free connection.