The SW804 from BOWEI Integrated Circuits is a RF Switch with Frequency 2 to 12 GHz, Insertion Loss 3 to 3.5 dB, Isolation 60 to 65 dB, Supply Voltage -5 to 5 V, Switching Speed 120 ns. Tags: Module with Connectors, Solid State. More details for SW804 can be seen below.