The RFSP4TA0018G-HN from RF-Lambda is a RF Switch with Frequency 0.02 to 18 GHz, Insertion Loss 2.4 to 4.5 dB, Isolation 60 to 80 dB, Power 30 dBm (CW), Power 1 W. Tags: Module with Connectors, Solid State. More details for RFSP4TA0018G-HN can be seen below.