The PD16-2S-4.25G from MegaPhase is a Power Divider with Frequency 0.5 to 8 GHz, Insertion Loss 0.8 dB, Isolation 16 dB, Input Power 5 to 20 W, Amplitude Balance 0.9 dB. Tags: Module with Connectors, Lumped Element Power Divider, Stripline Power Divider, Multi-Octave Power Divider, Octave Power Divider. More details for PD16-2S-4.25G can be seen below.
