The SYDC-20-22HP+ from Mini Circuits is a Bi-Directional Coupler with Frequency 3 to 200 MHz, Coupling 20.15 to 20.60 dB, Average Power 25 to 30 W, Power 25 to 30 W, Insertion Loss 0.06 to 0.26 dB. Tags: Surface Mount. More details for SYDC-20-22HP+ can be seen below.