The GL-T-100-140-18-10 from A-Info is a RF & Microwave Isolator with Frequency 100 to 140 MHz, Bandwidth 40 MHz, Average Power Forward 10 W, Average Power Reverse 5 W, Insertion Loss 2 dB. Tags: Module with Connector, Coaxial Isolator. More details for GL-T-100-140-18-10 can be seen below.