These converters set a Fast Ethernet TP port to multimode fiber optics around range 2 km without repeater function connectors: RJ-45 on the TP side / ST on the fiber optic side dimensions (WxDH): 72.5x108x23mm Color: grey Loop-back-test Configuration: TP Mode, TP Duplex, TP Speed Dimensions: 108 x 72 x 23 mm 6 LEDs: TP Speed, Link/Activity, Power, Power, Fiber Signal Power supply via plug power supply (7.5V DC, 500mA) Scope of delivery: converter, manual, plug-in power supply Note: Illustration similar to technical data Manufacturer ROLINE Manufacturer number 21.13.1070 Product group network converter Product type media converter Forwarding ware no RJ-45 Port (Mbps) 10/100 Fiber Port (Mbps) 100 Number of Ports RJ-45 1 Number Of Ports Fiber ST 1 Converted to/after RJ-45/ST Fiber Multimode Ethernet Fiber Standard 100Base-FX Max. Range Fiber 50 microns 2km Max range fiber 62.5 microns 2km gross weight 1 kg / including packaging