... Cut,PTZ 2. 3xOptical Zoom, Lens:4-9 mm 3.MJPEG, CMOS 300k Pixel 4. 22 LED, IR ... adjustable, Auto White Balance, Auto Backlight CompensationLensStandard : 4-9mm Zoom4 Level automatic zoomFilter SwitchBuilt-in IR ... ICMP,DHCP,FTP,SMTP,PPPoE etc.Online VisitorSupport 4 visitors at the same timeIP ModeDynamic IP address ... Night IR-CUT WIFI Pan/Tilt/Zoom Waterproof Outdoor Mini Speed Dome PTZ IP Camera