ADD-CWDWMUX24E-LC is a 2 Channel CWDM MUX/DEMUX and 4 Channel DWDM MUX/DEMUX with a 1310nm express port, all within a single 1U 19'' rack mount package. This MUX/DEMUX can bundle, and respectively unbundle, several fiber optic signals into a single fiber optic circuit. The CWDM supports wavelengths between 1270nm to 1610nm in 20nm increments. The DWDM can be configured among a selection of 38 channels. AddOn's MUX/DEMUX products are 100% RoHS compliant. Now you have a cost effective solution for all your network upgrade needs. With our ADDON CERTIFICATION TEST Program, we can guarantee your product will work right the first time.