The ZFBDC20-61HP+ from Mini Circuits is a Bi-Directional Coupler with Frequency 1 to 60 MHz, Coupling 20.03 to 20.14 dB, Average Power 15 to 25 W, Power 15 to 25 W, Insertion Loss 0.08 to 0.13 dB. Tags: Module with Connectors. More details for ZFBDC20-61HP+ can be seen below.