The SKD-1834034040-KFKF-R1 from ERAVANT is a RF Switch with Frequency 18 to 40 GHz, Insertion Loss 4 dB, Isolation 40 dB, Power 23 dBm, Power 0.2 W. Tags: Module with Connectors, Solid State. More details for SKD-1834034040-KFKF-R1 can be seen below.