High quality image with 5MP,1/2.7’’ CMOS sensor 2880*1620@30fps in the main stream, 16:9 aspect ratio Ultra 265, H.265, H.264, MJPEG 5X optical zoom allows for closer viewing of subjects LightHunter technology ensures ultra-high image quality in low illumination environment Up to 120 dB Optical WDR (Wide Dynamic Range) Wi-Fi connection and easy installation Built-in Mic & Speaker, support two-way audio Alarm 1 in and 1 out Smart IR, up to 30m (98 ft) IR distance