The MCD124180D20M from Meuro Microwave is a Bi-Directional Coupler with Frequency 12.4 to 18 GHz, Frequency Sensitivity 0.6 dB, Coupling 20±1.25 dB, Power 10 W, Peak Power 0.2 kW. Tags: Module with Connectors. More details for MCD124180D20M can be seen below.