ETHERNET OVER FIBER EXTENSION: Use this full / half duplex fiber media converter to convert and extend a Gigabit Ethernet connection up to 10km (6.2mi) using singlemode LC fiber cable INCLUDES SFP: For added convenience, this IT-grade network fiber media converter includes an SFP transceiver (mini gbic), enabling an 1310nm LC single mode Gigabit fiber connection MAXIMUM DURABILITY: Built to withstand harsh environments, this rugged media converter has a durable steel housing, and has an operating temperature range of 0°C-50°C (32°F-122°F) SPECS: Supports Link Fault Passthrough (LFP), Auto Laser Shutdown (ALS), VLAN tagging, and Auto MDIX; Up to 9.6K Jumbo Frame support; Compatible with Gigabit (1000Mbps) copper (IEEE 802.3ab, 1000BASE-T) and fiber (IEEE 802.3z, 1000BASE-LX) protocols THE IT PRO'S CHOICE: Designed and built for IT Professionals, this ethernet fiber converter is backed for 2-Years, including free lifetime 24/5 multi-lingual technical assistance