The RFSP4TR0018G from RF-Lambda is a RF Switch with Frequency 30 MHz to 18 GHz, Insertion Loss 2.2 to 4.5 dB, P1dB 26 to 27 dBm, P1dB 0.4 to 0.5 W, Power 30 dBm. Tags: Module with Connectors, Solid State. More details for RFSP4TR0018G can be seen below.