The ZADC-10-10 from Mini Circuits is a Directional Coupler with Frequency 800 MHz to 1 GHz, Coupling 9.44 to 11 dB, Directivity 20.74 to 24.34 dB, Power 5 W, Average Power 5 W. Tags: Module with Connectors. More details for ZADC-10-10 can be seen below.