The ISDJ-23 from MCLI is a RF & Microwave Isolator with Frequency 14.0 to 14.5 GHz, Average Power Forward 10 W, Insertion Loss 0.6 dB, Isolation 46 dB, Operating Temperature -20 to 65 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for ISDJ-23 can be seen below.