The MM-BDC-020080-30 from Mountain Microwave Technology is a Directional Coupler with Frequency 2 to 8 GHz, Coupling 30 dB, Coupling Variation ±1.0 dB, Directivity 20 dB, Average Power 30 W. Tags: Module with Connectors. More details for MM-BDC-020080-30 can be seen below.