1.dual fiber cwdm mux/demux 2.16 channel cwdm module 3.fast delivery 4.lifetime warranty FeaturesOne rack unit (RU ... (min) 50.0 dBApplicationsAny equipment using ITU-T G.694.2 standard CWDM transceiversGBIC, SFP, XFP, Xenpak, SONET, Routers, ... Switches etc..CompatibilityFully compatible with all ITU-T G.694.2 transceiversCompatible with all standard lightwave equipment including, Cisco, Nortel, ...