The UIYMI1320A from UIY Inc. is a RF & Microwave Isolator with Frequency 4 to 5 GHz, Average Power Forward 10 W, Average Power Reverse 5 W, Insertion Loss 0.4 dB, Isolation 20 dB. Tags: Microstrip, Microstrip Isolator. More details for UIYMI1320A can be seen below.