The TCD-13-122-75X+ from Mini Circuits is a Directional Coupler with Frequency 5 MHz to 1.25 GHz, Coupling 12.7 dB, Directivity 8 to 20 dB, Power 0.5 to 1 W, Average Power 0.5 to 1 W. Tags: Surface Mount. More details for TCD-13-122-75X+ can be seen below.