The RFSP4TA5M43GUSB from RF-Lambda is a RF Switch with Frequency 500 MHz to 43.5 GHz, Insertion Loss 7 dB, Isolation 60 dB, Power 26.99 dBm, Power 0.5 W. Tags: Module with Connectors, Solid State, USB Controlled. More details for RFSP4TA5M43GUSB can be seen below.