The Cisco® 40GBASE QSFP (Quad Small Form-Factor Pluggable) portfolio offers customers a wide variety of high-density and low-power 40 Gigabit Ethernet connectivity options for data center, high-performance computing networks, enterprise core and distribution layers, and service provider applications.
                
            - QSFP offers better usage with maximum efficiency and convenience
 - With 40GBase-ER4 technology, enjoy up to 40Gbps data transfer rate over optical fiber cable
 - 40 Gigabit Ethernet for efficient data transfer and fast connectivity
 - Optical Fiber media support ensures maximum convenience and great usability
 - For transmitting data at gigabit speed over hundreds of miles with little integrity loss, single-mode fiber optic is an ideal solution
 - Hot-swappable form factor for your convenience and simplicity of usage
 - QSFP with data networking application/usage for maximum dependability and convenience