The ZDC-10-1-75+ from Mini Circuits is a Directional Coupler with Frequency 1 to 250 MHz, Coupling 10.46 to 11.13 dB, Directivity 42.67 to 59.03 dB, Power 2 to 4 W, Average Power 2 to 4 W. Tags: Module with Connectors. More details for ZDC-10-1-75+ can be seen below.