The COIU6010325G1-XX from Cernex Inc is a RF & Microwave Isolator with Frequency 600 MHz to 1 GHz, Bandwidth 30 MHz, Average Power Forward 10 W, Insertion Loss 0.3 dB, Isolation 25 dB. Tags: Module with Connector, Coaxial Isolator. More details for COIU6010325G1-XX can be seen below.