The TCD-9-1W-75+ from Mini Circuits is a Directional Coupler with Frequency 5 MHz to 2 GHz, Coupling 8.43 to 9 dB, Directivity 6.49 to 21.24 dB, Power 0.5 to 1 W, Average Power 0.5 to 1 W. Tags: Surface Mount. More details for TCD-9-1W-75+ can be seen below.