The Tenda TEG311SM is a single-mode optical fiber module. It supports optical fiber transmissions to extend LAN area and bandwidth. The Tenda TEG311SM is great for extending the networking coverage in large and middle sized LAN’s. The module is compliant with IEEE802.3z standards and operates on 1310nm mode. The module is small in size and can be installed with your switch in a small space. The module can be internally powered by switch and boasts easy installation when matched with a Tenda series switch which has a SFP port.