The JID0260T0280DM10 from JQL Electronics is a RF & Microwave Isolator with Frequency 260 to 280 MHz, Average Power Forward 100 W, Average Power Reverse 60 W, Insertion Loss 0.4 dB, Isolation 21 dB. Tags: Drop-In, Drop-In Isolator. More details for JID0260T0280DM10 can be seen below.