The ODT0538A from Omniyig Inc is a RF Detector with Frequency 5.4 to 5.9 GHz, Max Input Power 17 dBm, TSS -52 dBm, Frequency Flatness ±0.15 dB, Voltage Sensitivity 1000 mV/mW. Tags: Connectorized, Diode Detector. More details for ODT0538A can be seen below.