Check the listing for details. Corning ECM-UM12-05-93T Edge Module LC Duplex to MTP 50 um Multimode OM3 Aqua. Condition: Open box. Listed at 145.00 USD. Corning ECM-UM12-05-93T Edge Module LC Duplex to MTP 50 um Multimode OM3 Aqua. If you have questions about using this item, please contact Corning for assistance. Please note that these modules have been in a temperature- and humidity-controlled environment for the past several years. I do not know where they were stored before I had them, but I have never had customer complaints on them. I always stand behind what I sell, and if you have issues with them, please let me know and I will do my best to make it right for you. If you are concerned about the old date code shown in the pictures, please note that the date code shown is either the oldest date code or one of the oldest date codes I have. I likely have date codes a few years newer than the one shown in the pictures. If you have questions, please feel free to send me a message. I'm willing to work with you! Thank you!