The TBC-MC3718E series Ethernet optical switch has 1*1000M optical port and 8*10/100/1000M adaptive RJ45 interface, users can choose according to the needs of different 1*9 fixed or hot-swappable SFP Optical modules, such as multi / single mode, single / dual fiber, single mode 550m ~ 120Km and so on. Can realize the Ethernet optical, seamless connection between electrical signals, cascading. Switching chip using the latest American IC, stable performance, good quality, easy to use, with high cost, suitable for small fiber Ethernet and fiber optic Ethernet networks with special needs.