The D20418 from Clear Microwave, Inc is a Power Divider with Frequency 4 to 18 GHz, Insertion Loss 0.6 to 0.8 dB, Isolation 20 to 22 dB, Input Power 30 W, Amplitude Balance 0.06 dB. Tags: Module with Connectors, Through Hole, Multi-Octave Power Divider. More details for D20418 can be seen below.