The SKY13431-374LF from Skyworks Solutions is a RF Switch with Frequency 500 MHz to 6 GHz, Insertion Loss 0.5 to 0.8 dB, Isolation 20 to 25 dB, P1dB 36 dBm, P1dB 3.98 W. Tags: Surface Mount, Solid State. More details for SKY13431-374LF can be seen below.