The MDT001400M from Meuro Microwave is a RF Detector with Frequency 10 MHz to 40 GHz, Frequency Flatness ±3 dB, Voltage Sensitivity 460 mV/mW, VSWR 2.20:1, Operating Temperature -55 to 85 Degree C. Tags: Module with Connectors, Diode Detector. More details for MDT001400M can be seen below.