Resolution: 1920 x 1080 ; Range of IR illumination: 5 m ; White light LED illuminator range: 5 m ; Temperature measurement range: 30 °C ... 50 °C ; Accuracy of temperature measurement: ± 0.1 °C ; Face recognition distance: 0.3 m ... 1.8 m ; RFID proximity reader built-in: 13.56 MHz S50 ; RS-485 interface; RS-232 interface; Wiegand interface; USB: 2 x USB 2.0 ; Alarm inputs / outputs: 2 / 2 - Relay outputs ; Audio: Speaker built-in ; Power supply: 12 V DC ;