40GBase-LR4 network technology for reliable connectivity with maximum productivity 40 Gigabit Ethernet for efficient data transfer and fast connectivity Optical Fiber media support ensures maximum convenience and great usability With a single wavelength of light, the single mode fiber optic can carry data and transmit audio/video applications over miles of distance QSFP+ offers better usage with maximum efficiency and convenience QSFP+ with data networking application/usage for maximum dependability and convenience