The MCD020040D20M from Meuro Microwave is a Bi-Directional Coupler with Frequency 2 to 4 GHz, Frequency Sensitivity 0.8 dB, Coupling 20±0.8 dB, Power 50 W, Peak Power 3 kW. Tags: Module with Connectors. More details for MCD020040D20M can be seen below.