The D204 from Clear Microwave, Inc is a Power Divider with Frequency DC to 4 GHz, Insertion Loss 0.15 to 0.3 dB, Input Power 2 W, Amplitude Balance 0.05 to 0.1 dB, Phase Balance 0.2 to 0.5 Degree. Tags: Module with Connectors, Through Hole, Resistive Power Divider. More details for D204 can be seen below.