1/4" megapixels CMOS sensor, 1 million pixels (720 P), Compression standard: H. 264; Video parameters: adjustable brightness, contrast, saturation; CMOS performance: support automatic white balance, automatic gain control, automatic backlight compensation, etc.; Set switch filter, support Day/Night conversion, infrared; Mnimum illumination: 1 LUX;  Image resolution: the main stream: 1280 x720, sub code stream: 640 x360; . Support ONVIF protocol; Support network protocol: TCP/IP, HTTP, TCP, ICMP, UDP, ARP, IGMP, SMTP, FTP, DHCP, DNS, DDNS, NTP, UPNP, RTSP, etc.; Built-in 1/3", allows F1.4 /3 Megapixels HD / 8 mm / 4 mm / 6 mm 12 mm Lens in different matching; Built-in lightning protection module, wide voltage support WEB configuration, support OSD, real-time video transmission; Optional support audio output, input, low power consumption, working temperature and humidity: - 20 ℃ ~ + 55 ℃/ 10-95%; DC12V power supply;