The DD-20-218-5PF-3-P-M-OPT300MVMW from Quantic PMI (Planar Monolithics) is a RF Detector with Frequency 2 to 18 GHz, Max Input Power 20 dBm, TSS -50 dBm, Frequency Flatness ±1 dB, Voltage Sensitivity 300 mV/mW. Tags: Module with Connectors, Diode Detector. More details for DD-20-218-5PF-3-P-M-OPT300MVMW can be seen below.