Reference:
DS-2CE71D8T-PIRL
2MP high performance CMOS. Adopts HD-TVI technology. 2.8mm fixed lens. PIR detection, visual alarm. True day/night. Smart IR. EXIR 2.0 technology. Up to 20m IR distance. IP67 weatherproof. Up the Coax telemetry. 120dB wide dynamic range. 12V DC.