The MBD-20-63HP+ from Mini Circuits is a Bi-Directional Coupler with Frequency 5 to 6 GHz, Coupling 19.41 to 21.10 dB, Average Power 20 W, Power 0 to 20 W, Insertion Loss 0.17 to 0.27 dB. Tags: Surface Mount. More details for MBD-20-63HP+ can be seen below.