The YXCI0701 550-750M from Talee Microwave Limited is a RF & Microwave Isolator with Frequency 0.55 to 0.75 GHz, Average Power Forward 30 W, Average Power Reverse 10 W, Insertion Loss 0.8 dB, Isolation 16 dB. Tags: Coaxial Isolator. More details for YXCI0701 550-750M can be seen below.