The S2R0120-45T100 from Clear Microwave, Inc is a RF Switch with Frequency 100 MHz to 20 GHz, Insertion Loss 2.8 dB, Isolation 45 dB, Supply Voltage 5 V, Supply Current 100 mA. Tags: Module with Connectors, Solid State. More details for S2R0120-45T100 can be seen below.