The S2R0518-50T20 from Clear Microwave, Inc is a RF Switch with Frequency 500 MHz to 18 GHz, Insertion Loss 2.5 dB, Isolation 50 dB, Supply Voltage 5 V, Supply Current 100 mA. Tags: Module with Connectors, Solid State. More details for S2R0518-50T20 can be seen below.