The GPS430 from INSTOCK Wireless Components is a Power Divider with Frequency 1 to 2 GHz, Insertion Loss 0.6 dB, Isolation 22 dB, Input Power 1 to 20 W, Amplitude Balance 0.3 dB. Tags: Module with Connectors, Wilkinson Power Divider, Divider/Combiner. More details for GPS430 can be seen below.