Arista QSFP**0G-LR4 Compatible QSFP+ transceiver support link lengths of *0km, at a wavelength of ***0nm. It primarily enables high-bandwidth *0G optical links over **-fiber parallel fiber terminated with LC duplex connectors and can also be used in a 4x*0G module for interoperability with *0GBASE-LR4 interfaces. Digital optical monitoring (DOM) support is present to allow access to real-time operating parameters, which means, we are now by using DOM capable of performing transceiver monitoring and troubleshooting operations. It is guaranteed to be **0% compatible with the equivalent Arista optics module. FS.COM stands behind the quality of our products and proudly offer a limited lifetime warranty.