The 996-300600-401 from M2 Global Technology is a RF & Microwave Isolator with Frequency 3 to 6 GHz, Average Power Reverse 10 W, Insertion Loss 0.4 dB, Isolation 20 dB, Operating Temperature -20 to 65 Degree C. Tags: Module with Connector, Coaxial Isolator. More details for 996-300600-401 can be seen below.