D-Link QSFP+ Module - For Optical Network, Data Networking - 1 x LC Duplex 40GBase-LR4 Network - Optical Fiber - 9/125 µm - Single-mode - 40 Gigabit Ethernet - 40GBase-LR4 - Hot-swappable, Hot-pluggable

40 Gigabit Ethernet for efficient data transfer and fast connectivity Optical fiber cable compatible - Spans afar and provides speedy data transmission rates between servers and network components With a single wavelength of light, the single mode fiber optic can carry data and transmit audio/video applications over miles of distance