The PDC-10-54+ from Mini Circuits is a Directional Coupler with Frequency 10 MHz to 1.5 GHz, Coupling 10.72 to 10.98 dB, Directivity 23.45 to 52.06 dB, Power 0.5 W, Average Power 0.5 W. Tags: Surface Mount. More details for PDC-10-54+ can be seen below.