The PE71S2043 from Pasternack Enterprises Inc is a RF Switch with Frequency 0.005 to 2.15 GHz, Insertion Loss 1.5 to 2.5 dB, Isolation 70 to 80 dB, Power 10 to 20 dBm, Power 0.01 to 0.1 W. Tags: Module with Connectors, Solid State. More details for PE71S2043 can be seen below.