The MCF020180S10L from Meuro Microwave is a Directional Coupler with Frequency 2 to 18 GHz, Coupling 20±0.5 dB, Frequency Sensitivity 0.5 dB, Directivity 15 dB, Average Power 50 W. Tags: Module with Connectors. More details for MCF020180S10L can be seen below.