The EZM0118A3 from Eclipse MDI is a RF Detector with Frequency 0.01 to 18.5 GHz, Max Input Power 20 dBm, Dynamic Range 50 dB, Frequency Flatness ±0.40 to ±0.50 dB, Voltage Sensitivity 400 mV/mW. Tags: Connectorized, Diode Detector. More details for EZM0118A3 can be seen below.