The IS-73/NMO from MCLI is a RF & Microwave Isolator with Frequency 2.85 to 3.3 GHz, Insertion Loss 0.9 dB, Isolation 15 dB, Operating Temperature 10 to 40 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for IS-73/NMO can be seen below.