The MDC10-020040 from Microot Microwave is a Directional Coupler with Frequency 2 to 4 GHz, Coupling 10 ± 0.8 dB, Coupling Variation ± 0.8 dB, Directivity 22 dB, Power 20 W. Tags: Module with Connectors. More details for MDC10-020040 can be seen below.