The IC 6.8 aat from TKI-Ferrit is a RF & Microwave Isolator with Frequency 6.75 to 6.85 GHz, Average Power Reverse 1 W (Load Power), Insertion Loss 0.25 dB, Isolation 23 dB, Operating Temperature -10 to 85 Degree C. Tags: Module with Connectors, Coaxial Isolator. More details for IC 6.8 aat can be seen below.