The BDCN-17-25+ from Mini Circuits is a Bi-Directional Coupler with Frequency 824 MHz to 2.525 GHz, Coupling 14.22 to 18.40 dB, Average Power 16 W, Power 0 to 16 W, Insertion Loss 0.25 to 0.51 dB. Tags: Surface Mount. More details for BDCN-17-25+ can be seen below.