The QMC-DP19-FB00A from Quantum Microwave is a Waveguide Detector with Frequency 40 to 60 GHz, Input power 17 dBm, Voltage Sensitivity 1500 mV/mW, Operating Temperature -20 to 70 Degree C, Storage Temperature -55 to 100 Degree C. More details for QMC-DP19-FB00A can be seen below.