The 151-023-004 from Broadwave Technologies is a Power Divider with Frequency DC to 3 GHz, Insertion Loss 12 dB, Input Power 1 W, Amplitude Balance ±0.4 dB, Operating Temperature -40 to 70 Degree C. Tags: Module with Connectors, Resistive Power Divider. More details for 151-023-004 can be seen below.