Sensor: 1/3 " Progressive Scan CMOS ; Matrix size: 2.1 Mpx ; Resolution: 1920 x 1080 ; View angle: 115 ° ; Range of IR illumination: 9 m ; Audio: Microphone built-in, Speaker built-in, Bi-directional audio streaming support ; Memory card slot: Micro SD memory cards up to 128GB support (possible local recording) ; Main features: Wi-Fi module - IEEE 802.11 b/g/n, Motion Detection, Light and sound alarm, Day/night mode ; Power supply: 9 V DC ;