Gigabit Network Switch: Features standard RJ45 eight-core holes. This adapter splits the original built-in Ethernet cable (8 pins) into two groups, allowing seamless switching between intranet and external networks without needing power or electronic switches. Transmission Speed: The RJ45 Ethernet splitter can divide a network cable into two output groups without signal interference between the two networks. It supports a total input of 1000 Mbps with a 2 In 1 Out / 1 In 2 Out configuration. Performance Requirements: This RJ45 Ethernet splitter functions as an expansion connector without impacting internet speed and meets the performance requirements for Cat 5, Cat 5e, Cat 6, and Cat 7 cables. Premium Material: Constructed from durable ABS material, it ensures secure signal transmission and shields against electromagnetic interference, preventing network signal loss or damage. Extend PoE Layout: This compact and delicate PoE extender makes it easy to expand your PoE layout, even over longer distances.