6COM offers a full portfolio of DWDM Mux Demux, including 4/8/16/40/64/96 channels, duplex/simplex, 50/75/100GHZ, etc. The bidirectional mux demux is a vital component in optical communication systems. They are used to multiplex multiple optical signals of different wavelengths onto a single optical fiber for transmission and to demultiplex those signals at the receiving end, separating them back into their original wavelengths. Widely applied in long-haul Telecommunications, data centers, ISPs, enterprise networks, etc.