The CST 31014 from Microphase Corporation is a RF Detector with Bias Current 100 µA, Frequency 10 to 14 GHz, Max Input Power 20 dBm, Frequency Flatness ±0.3 to ±0.4 dB, Voltage Sensitivity 2700 mV/mW. Tags: Connectorized, Diode Detector. More details for CST 31014 can be seen below.