This Cisco® QDD-400G-LR8-S-40 compatible transceiver provides 400GBase-ER8 8x50G PAM4 throughput up to 40km over single-mode fiber (SMF) at a wavelength of 1310nm using an LC connector. It is built to MSA standards and is uniquely serialized and data-traffic and application tested to ensure that they will integrate into your network seamlessly. Digital optical monitoring (DOM) support is also present to allow access to real-time operating parameters. This transceiver is Trade Agreements Act (TAA) compliant.