The ZFDC-10-22 from Mini Circuits is a Directional Coupler with Frequency 5 to 750 MHz, Coupling 10.72 to 10.96 dB, Directivity 29.66 to 56 dB, Power 1 to 2 W, Average Power 1 to 2 W. Tags: Module with Connectors. More details for ZFDC-10-22 can be seen below.