The UIYMI1219A from UIY Inc. is a RF & Microwave Isolator with Frequency 5 to 5.8 GHz, Average Power Forward 10 W, Average Power Reverse 5 W, Insertion Loss 0.5 dB, Isolation 20 dB. Tags: Microstrip, Microstrip Isolator. More details for UIYMI1219A can be seen below.