With special low-noise technology and a minimum deviation of only 0.024° the PTZ Dome Camera stands for quick, quiet and precise movements. The day/night function with automatically swiveling IR-cut filter prepares the camera for use 24 hours a day. The 1/4" Interline Transfer CCD delivers colour images with 560 TV lines in best quality.See all details thanks to the 27x motorized zoom with auto-focus lens and 16x digital zoom and modify the viewing angle in a speed up to 300°/s to get the full picture at any time. 360° infinite rotation is ensured by long-lasting sliding contacts (20 million rotations tested). The dome camera comes with automatic white balance, backlight compensation and automatic, continuously variable aperture control.Four alarm inputs with programmable responses allow you to have pre-defined alarms triggered by certain events. 165 preset positions can be programmed and may be organized into 8 programmable groups, each with max. 60 preset positions. Via the RS-485 bus up to 127 dome cameras can be operated by remote control.