The TCD-12-222X+ from Mini Circuits is a Directional Coupler with Frequency 5 MHz to 2.25 GHz, Coupling 12.6 dB, Directivity 6 to 21 dB, Power 0.5 to 1 W, Average Power 0.5 to 1 W. Tags: Surface Mount. More details for TCD-12-222X+ can be seen below.