The MM-BDC-008025-30 from Mountain Microwave Technology is a Directional Coupler with Frequency 0.8 to 2.5 GHz, Coupling 30 dB, Coupling Variation ±1.0 dB, Directivity 18 dB, Average Power 50 W. Tags: Module with Connectors. More details for MM-BDC-008025-30 can be seen below.