Transceiver 10Gb Short-Range SFP+ for WatchGuard Firebox M Series - For Optical Network, Data Networking 1 10GBase-SR Network - Optical Fiber10 Gigabit Ethernet - 10GBase-SR Optical fiber cable compatible - Spans afar and provides speedy data transmission rates between servers and network components Optimize the network's performance with 10 Gigabit Ethernet connectivity With 10GBase-SR technology, enjoy up to 10Gbps data transfer rate over optical fiber cable