The ATi6-12 from Narda-ATM is a RF & Microwave Isolator with Frequency 6 to 12.4 GHz, Average Power 2 W, Average Power Forward 2 W, Peak Power Forward 0.02 kW, Insertion Loss 0.5 to 0.6 dB. Tags: Module with Connector, Coaxial Isolator. More details for ATi6-12 can be seen below.