The TD-50M4G-CD-SFF from Quantic PMI (Planar Monolithics) is a RF Detector with Frequency 0.05 to 4 GHz, Max Input Power 20 dBm, Dynamic Range -20 to 0 dBm, Supply Voltage -5 to 5 V, Current 100 mA. Tags: Module with Connectors, Threshold Detector. More details for TD-50M4G-CD-SFF can be seen below.