The D2W-GPS-43FN from Microlab is a Power Divider with Frequency 1.1 to 1.65 GHz, Insertion Loss 0.4 dB, Isolation 20 dB, Input Power 10 W, Amplitude Balance 0.3 dB. Tags: Module with Connectors, Wilkinson Power Divider. More details for D2W-GPS-43FN can be seen below.