The SK4-6039038030-1212-R1-M from ERAVANT is a Waveguide Switch with Frequency 60 to 90 GHz, Power dBm 20 to 23 dBm, Power Watts 0.1 to 0.2 W, Insertion Loss 8 dB, Isolation 30 dB. Tags: Solid State. More details for SK4-6039038030-1212-R1-M can be seen below.