The RFSPSTA1840GUSB from RF-Lambda is a RF Switch with Frequency 18 to 40 GHz, Insertion Loss 4 dB, Isolation 50 dB, Power 26.99 dBm, Power 0.5 W. Tags: Module with Connectors, Solid State, USB Controlled. More details for RFSPSTA1840GUSB can be seen below.