Pocsag decoder board

W2004R (UHF Receiver, decoderboard)SPECIFICATIONSVersion 1.0Frequency 417-472MHZ, 928--932MHzChannel Spacing25KHzSignal FormatPOCSAGData Transmission Rate512bps or 1200bps or 2400bpsModulation SystemCarrier frequency shift keying (NRZ)Frequency Deviation±4.5KHzReceiving Sensitivity-122dBm (Min)Selectivity60dB ±25KHzImage rejection>45dBSpurious Rejection>50dBFrequency Stability±3ppmOperating Current16mAOperating Voltage+5.0VOperating Temp. Humidity-10°C to 40°C, 95% (at 40°C)RF input50 OHM (SMA)Data outputRS232Storing Temp. Humidity-10°C to 70°C, 95% (at 40°C)RS232 FORMATBaudrate :1200 BPSData bit :8 bitStop bit :1 stopNo check bit