The GPS230 from INSTOCK Wireless Components is a GNSS Splitters with Frequency 1 to 2 GHz, Input Power Splitter: 10 to 20 W (IN-Phase), 0.5 to 20 W (Out-Of-Phase), Combiner: 2 X 10 Watts (In-Phase), 2 X 0.25 Watts (Out-Of-Phase), Insertion Loss 0.4 dB, Isolation 22 dB. Tags: Module with Connector. More details for GPS230 can be seen below.