Axiom 1000BASE-BX-D SFP Transceiver for D-Link - DEM-330T (Downstream) - For Optical Network, Data Networking 1 1000Base-BX-D - Optical Fiber Single-mode - Gigabit Ethernet - 1000Base-BX-D - 1 Gbit/s"

Up to 10x faster than standard Ethernet connection and provides high-performance Supports optical fiber cable for durable performance, minimal signal loss, and fast data transfers to greater distances With a single wavelength of light, the single mode fiber optic can carry data and transmit audio/video applications over miles of distance