The BDCN-14-342+ from Mini Circuits is a Bi-Directional Coupler with Frequency 1.7 to 3.4 GHz, Coupling 13.3 to 16.6 dB, Average Power 16 W, Power 0 to 16 W, Insertion Loss 0.38 to 0.43 dB. Tags: Surface Mount. More details for BDCN-14-342+ can be seen below.