The DG3027 from Clear Microwave, Inc is a RF Detector with Frequency 300 MHz to 27 GHz, Max Input Power 20 dBm, TSS -45 dBm, Frequency Flatness ±0.75 dB, Voltage Sensitivity 1800 mV/mW. Tags: Module with Connectors, Diode Detector. More details for DG3027 can be seen below.