The IS-M79M86-DS from Spectrum Elektrotechnik GmbH is a RF & Microwave Isolator with Frequency 0.79 to 0.86 GHz, Average Power Forward 75 W, Average Power Reverse 10 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Coaxial Isolator. More details for IS-M79M86-DS can be seen below.