The RFSP4TR2640GA from RF-Lambda is a RF Switch with Frequency 26 to 40 GHz, Insertion Loss 2.5 to 4.5 dB, Isolation 25 to 30 dB, Power 42 dBm, Power 15.84 W. Tags: Module with Connectors, Solid State. More details for RFSP4TR2640GA can be seen below.