The IOS-2652 from Stellant Systems is a RF & Microwave Isolator with Frequency 2.6 to 5.2 GHz, Insertion Loss 0.5 dB, Isolation 18 dB, Operating Temperature 0 to 55 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for IOS-2652 can be seen below.