The MM-BDC-004060-10 from Mountain Microwave Technology is a Directional Coupler with Frequency 0.4 to 6 GHz, Coupling 10 dB, Coupling Variation ±1.2 dB, Directivity 12 dB, Average Power 30 W. Tags: Module with Connectors. More details for MM-BDC-004060-10 can be seen below.