Sensor: 1/1.8 " Progressive Scan CMOS ; Matrix size: 8.3 Mpx ; Resolution: 3840 x 2160, 3072 x 2048, 2592 x 1944, 2560 x 1440 ; Range of IR illumination: 50 m ; View angle: 111 ° ; Audio: Microphone built-in, External microphone input ; Power supply: 12 V DC ;