The MDC35-020040 from Microot Microwave is a Directional Coupler with Frequency 2 to 4 GHz, Coupling 35 ± 1.5 dB, Coupling Variation ± 1.5 dB, Directivity 50 dB, Power 20 W. Tags: Module with Connectors. More details for MDC35-020040 can be seen below.