The TCD-10-1W-75X+ from Mini Circuits is a Directional Coupler with Frequency 10 to 750 MHz, Coupling 10.31 to 10.54 dB, Directivity 15.43 to 22.09 dB, Power 0.5 to 1 W, Average Power 0.5 to 1 W. Tags: Surface Mount. More details for TCD-10-1W-75X+ can be seen below.