Mini 2-port RJ45 network key switch - can switch between different networks in the internal network and the external network chain at will, avoiding the hassle of frequent plugging and unplugging of network cables. RJ45 network switch selector, plug and play, no need to restart the computer when using it, can be 1-in bidirectional output or 2-in unidirectional output. The 2-port RJ45 network key switch box has an on/off button. When selecting a working port, just turn the switch to the working port side. This is a purely mechanical switch that effectively prevents IP series connection. The 2-way RJ45 8P8C network AB shared switch can be used after connecting to the computer. No additional power supply is required. It is truly physically isolated. The internal and external networks do not interfere with each other. Manual two-way distribution switching. The 2-port network tap selector is easy to install and use. The key switch is small and easy to carry. It can be placed on the desktop at will. 2-port network switch 2 in 1 out or 1 in 2 out 100m. 1. Pure mechanical switch, effectively preventing IP serial connection. 2. Solves the disadvantages of traditional manual network cable connection and replaces the network switching method. 3. Users can switch between internal networks and connect to external networks safely and quickly, avoiding the hassle of frequent plugging and unplugging of network cables. 4. Two switching modes: 1 in 2 out (1 high-speed network connects 2 computers (2 computers cannot access the internet simultaneously)). 2 in 1 out (2 high-speed networks, 1 computer connected to the internal network/external network (internal network and external network cannot be used simultaneously)). 5. No need to install drivers, just plug and play. 6. No power supply required, pure physical isolation, free switching between internal and external networks without interfering with each other. 7. Package contents: 1 x 2-Port RJ45 Network Switch Selector.