This product is Guaranteed 100% Compatible with the Manufacturer Original. The Cisco 10GBASE SFP+ modules offer customers a wide variety of 10 Gigabit Ethernet connectivity options for data center enterprise wiring closet and service provider transport applications. Supports optical fiber cable for durable performance minimal signal loss and fast data transfers to greater distancesWith a single wavelength of light the single mode fiber optic can carry data and transmit audio/video applications over miles of distanceEnjoy flexibility and scalability with data transfer rate of up to 10 Gbps with 10 Gigabit Ethernet technologyWith 10GBase-ER technology enjoy up to 10Gbps data transfer rate over optical fiber cable