The ADC-12-7550+ from Mini Circuits is a Directional Coupler with Frequency 5 MHz to 1.045 GHz, Coupling 12.14 to 13.17 dB, Directivity 10.58 to 12.98 dB, Power 1 W, Average Power 1 W. Tags: Surface Mount. More details for ADC-12-7550+ can be seen below.