PlusOptic is a manufacturer of Cisco compatible, CWSFP-XX-80-CIS. The PlusOptic branded CWSFP-XX-80-CIS is a Cisco compatible CWDM SFP. The PlusOptic, Cisco CWSFP-XX-80-CIS has a data rate of 1.25G, has a distance of 80KM, on SMF and has an LC connector. The PlusOptic CWSFP-XX-80-CIS has a full 3 year warranty and we offer a 100% compatibility / performance money back guarantee. (Money back guarantee applies to correctly ordered products) If you have any questions about the Cisco compatible CWSFP-XX-80-CIS or the cables required to connect your network please feel free to contact our friendly team as we are always happy to assist. We are also able to supply a datasheet for the Cisco compatible CWSFP-XX-80-CIS if you are after more detailed information about the product. All PlusOptic products are manufactured in state of the art, ISO 9001, dirt and dust free manufacturing facilities. We ensure that all PlusOptic products are made with only the highest quality lasers and componentry, under strict manufacturing practices and rigorous testing to ensure that all PlusOptic products are of the highest possible quality.