The PE71S2037 from Pasternack Enterprises Inc is a RF Switch with Frequency 0.005 to 3 GHz, Insertion Loss 2.5 to 3.5 dB, Isolation 60 to 80 dB, Power 30 dBm, Power 1 W. Tags: Module with Connectors, Solid State. More details for PE71S2037 can be seen below.