CCD-5100 series is a Fast Ethernet Media Converter that transforms 100Base-TX copper signals into optical signals for fibre optic networks. It can reach network transmission ranges up to 2km, or up to 80km, depending on the fibre type and wavelength. TP Port: Auto-negotiation and automatic MDI/MDIX crossover detection. Network Performance: Frame buffering (1Mbit), MAC address learning (1K entries). Switching Mode: Store and Forward switching. Fiber Connectivity: 1310nm or 1550nm wavelength, MMF or SMF. Status Monitoring: LED indicators for power, link status, activity, and full-duplex. Connectors and Power: UTP RJ-45 and SFP/SC/ST inputs. USB or AC power. Environmental: Operating temperature: 0°C to 50°C, humidity: 5% to 90%. Dimensions: 94mm x 70mm x 26mm. 5-Year Warranty Removable SFP included with SFP/LC models.