IDS-409F-TMS2D Industrial Managed Switch, 9 ports: 8 x 10/100/1000Base-T Base-T RJ-45 ports and 1 x 100Base-BX, 1550nm TX / 1310nm RX single strand multimode port with simplex (BIDI) ST connector [ up to 5km/3.1 miles ].-10 to 60C operating temperature..