C2G/Cables to Go 26687 Cat5e Non-Booted Unshielded (UTP) Network Crossover Patch Cable, Blue (10 Feet/3.04 Meters) SFP+ transceiver module designed for use with Cisco network equipment Functionally identical to Cisco QSFP-40G-SR4 High speed 40-Gigabit connectivity Transceiver type SR allows for connections up to 150m Lifetime Warranty This Cisco QSFP-40G-SR4 compatible QSFP+ transceiver provides 40GBase-SR throughput up to 150m over multi-mode fiber (MMF) at a wavelength of 850nm using a MPO connector Digital optical monitoring (DOM) support is also present to allow access to real-time operating parameters This easy to install, hot swappable transceiver has been programmed, uniquely serialized and data-traffic to ensure that it will initialize and perform identically.