The 8DY-20D70 from Clear Microwave, Inc is a Power Divider with Frequency 20.2 to 21.2 GHz, Insertion Loss 1.8 to 2.1 dB, Isolation 20 to 22 dB, Input Power 6 W, Amplitude Balance 0.2 dB. Tags: Module with Connectors, Through Hole. More details for 8DY-20D70 can be seen below.