The document provides detailed information about fiberstore's CWDM (Coarse Wavelength Division Multiplexing) multiplexer and demultiplexer solutions, which allow for the expansion of fiber capacity and efficient use of bandwidth in networking applications. It outlines the features, specifications, and various configurations available for the devices, including the number of channels and wavelength ranges supported. The CWDM devices are passive, cost-effective, and compatible with existing network equipment, supporting distances up to 80 km and data rates up to 10 Gbit/s per channel.