The MDC20-180265 from Microot Microwave is a Directional Coupler with Frequency 18 to 26.5 GHz, Coupling 20 ± 0.4 dB, Coupling Variation ± 0.4 dB, Directivity 14 dB, Power 20 W. Tags: Module with Connectors. More details for MDC20-180265 can be seen below.