The BDC1101-30 from Federal Custom Cable is a Directional Coupler with Frequency 500 MHz to 2 GHz, Coupling 30 dB, Coupling Variation +/- 1 dB, Frequency Sensitivity +/- 0.4 dB, Average Power 50 W. Tags: Module with Connectors. More details for BDC1101-30 can be seen below.