The RFSP4TA0204GUSB from RF-Lambda is a RF Switch with Frequency 2 to 4 GHz, Insertion Loss 1.8 dB, Isolation 80 dB, Power 30 dBm, Power 1 W. Tags: Module with Connectors, Solid State, USB Controlled. More details for RFSP4TA0204GUSB can be seen below.