The MCD020040D30M from Meuro Microwave is a Bi-Directional Coupler with Frequency 2 to 4 GHz, Frequency Sensitivity 0.8 dB, Coupling 30±1.25 dB, Power 10 W, Peak Power 0.2 kW. Tags: Module with Connectors. More details for MCD020040D30M can be seen below.