The SM5865T01 from QUEST Microwave is a RF & Microwave Isolator with Frequency 5.8 to 6.5 GHz, Average Power Forward 10 W, Average Power Reverse 2 W, Insertion Loss 0.3 dB Max., Isolation 23 dB Min.. Tags: Module with Connector, Coaxial Isolator. More details for SM5865T01 can be seen below.