The CU4S0701AT-725-00 from TDK is a RF & Microwave Isolator with Frequency 703 to 748 MHz, Bandwidth 45 MHz, Average Power Forward 10 W, Average Power Reverse 2 W, Insertion Loss 1.2 dB. Tags: Surface Mount, Surface Mount Isolator. More details for CU4S0701AT-725-00 can be seen below.