This MSA compliant SFP-OC3-CW31-80SFP transceiver provides OC-3 (155mbs) transmission rates for up to 80km 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. We stand behind the quality of our products and proudly offer a limited lifetime warranty.