The RFWA15V9UGBS-M from RF-Lambda is a Waveguide to Coax Adapter with Frequency 49.8 to 75.8 GHz, Power 5 W, Insertion Loss 1 dB, Operating Temperature -40 to 85 Degree C, Storage Temperature -50 to 105 Degree C. More details for RFWA15V9UGBS-M can be seen below.