The ACI-20150 from Atlantic Microwave is a RF & Microwave Isolator with Frequency 5.85 to 6.72 GHz, Average Power Forward 5 W, Insertion Loss 0.4 dB, Isolation 20 dB, Operating Temperature -10 to 60 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for ACI-20150 can be seen below.