1)Plug and play, mini size 2)Special lightningproof chip 3)Compatible with 10BASE-T ... also could be used as HUB, help to quickly layout decentralized Ethernet and Internet. The basic principle is that ... that used in the CAT5 or UTP unshielded cable.Ethernet extender,ethernet booster,network extender.1), Plug and play, ... distance,built-in power source,200v,UTP cat5e. RJ45 Ethernet Extender up to 300m