The PDM-004072-S4 from RF ONE Electronics is a Power Divider with Frequency 0.4 to 7.2 GHz, Insertion Loss 2 dB, Isolation 18 dB, Input Power 1 W (Combiner), 20 W (Divider), Amplitude Balance ±0.3 dB. Tags: Module with Connectors, Wilkinson Power Divider, Lumped Element Power Divider. More details for PDM-004072-S4 can be seen below.