The ZX30-14-972HP+ from Mini Circuits is a Bi-Directional Coupler with Frequency 8.3 to 9.7 GHz, Coupling 14 to 14.8 dB, Average Power 20 W, Power 0 to 20 W, Insertion Loss 0.67 to 1.2 dB. Tags: Module with Connectors. More details for ZX30-14-972HP+ can be seen below.