The D20104 from Clear Microwave, Inc is a Power Divider with Frequency 1 to 4 GHz, Insertion Loss 0.2 to 0.3 dB, Isolation 20 to 22 dB, Input Power 30 W, Amplitude Balance 0.05 dB. Tags: Module with Connectors, Through Hole, Multi-Octave Power Divider. More details for D20104 can be seen below.