The PDM-003808-S4 from RF ONE Electronics is a Power Divider with Frequency 0.38 to 8 GHz, Insertion Loss 2 dB, Isolation 20 dB, Input Power 2 W (Combiner), 30 W (Divider), Amplitude Balance ±0.3 dB. Tags: Module with Connectors, Wilkinson Power Divider, Lumped Element Power Divider. More details for PDM-003808-S4 can be seen below.