The D-1040-3 from ET Industries is a Power Divider with Frequency 10 to 40 GHz, Insertion Loss 2.5 dB, Isolation 13 to 19 dB, Amplitude Balance ± 1.5 dB, Phase Balance ± 12 Degree. Tags: Module with Connectors. More details for D-1040-3 can be seen below.