Product type: standard Product description: SD card can be built-in Image sensor: 1/3-inch 2-megapixels CMOS sensor, minimum illumination 0.1 lux Video standard: CMOS Video scanning: progressive Processor: Hi3512 IR-cut: supports (night vision model) IR parameters: 48 IR LEDs, IR distance 50m (night vision model) Lens: 6mm/8mm/12mm/16mm fixed iris lens optional Video compression: H.264 main profile at level 3.0/MJPEG Dual stream: supported Video definition: Primary stream: 1,600 x 1200, 1,280 x 960, 1,280 x 720 pixels optional Secondary stream: 800 x 600, 400 x 288, 192 x 144 pixels optional Video frame rate: Primary stream: 1 to 15fps (1,600 x 1,200 pixels), 1 to 25fps (other definitions) Secondary stream: 1 to 25fps Video bit rate: 32Kbps to 16Mbps Video output: 1CH CVBS analog video loop output Audio compression: G.726 Talkback input: 1 channel microphone interface Audio output: 1 channel linear output Title OSD supports channel name, date, and video stream information overlay, OSD location is adjustable Control interface: 1 RS485 interface Alarm input: 1 channel input, normally open/close modes adjustable Alarm output: 1 channel output, 120V AC, 1A/24V DC, 1A E-mail alarm: supported FTP protocol: supported RTSP protocol: supported Mobile monitor: supports Microsoft Windows mobile, Symbian, iPhone platform smart mobile monitor