The 151-215-004 from Broadwave Technologies is a Power Divider with Frequency DC to 6 GHz, Insertion Loss 1 dB, Input Power 1 W, Amplitude Balance + 0.5 dB, Operating Temperature -20 to 100 Degree C. Tags: Module with Connectors, Resistive Power Divider. More details for 151-215-004 can be seen below.