IES-5708A is an industrial unmanageable Fast Ethernet switch that supports 6 10/100Base-TX (RJ-45 connectors) ports + 2 100Base-FX. It is a standard switch that meets all IEEE 802.3/u/x Fast Ethernet specifications. IES-5708A has a built-in relay output function that sends alarm immediately when detecting power failure, allowing maintenance engineers to respond in no time.