The SR-G070-4S from UMCC is a RF Switch with Frequency 300 MHz to 20 GHz, Insertion Loss 2.9 to 4 dB, Isolation 70 to 85 dB, Power 24 to 27 dBm, Power 0.25 to 0.5 W. Tags: Module with Connectors, Solid State. More details for SR-G070-4S can be seen below.