IDS-409G3-T2SD10-SD120 Industrial Managed Switch, 9 ports: 6 x 10/100/1000Base-T Base-T RJ-45 ports and 2 x 1000Base-LX/LH, 1310nm single mode port with duplex ST connector [10 km/ 6.2 miles ] and 1 x 1000Base-ZX, 1550nm single mode port with duplex ST connector [120 km/ 74.6 miles ]. -10 to 60C operating temperature.