SM video door st. 3-g Door communication c.alum.

Surface-mounted video door station, 3-gang colour aluminium Features: Fully pre-assembled surface-mounted door station for vertical surface-mounted installation. This allows quick and clean installation. In the design of the design line Gira TX_44. Torsionally rigid surface-mounted housing thanks to aluminium profile. Frame made of shatter-proof thermoplastic with high resistance to ultraviolet light as well as a scratch-resistant, care-free surface. Theft protection by means of screws with hexalobular socket. Signal transmission and supply of the audio and video components via reverse-polarity-protected and short-circuit-proof 2-wire bus. One-man start-up with easy start-up procedure. Weather-resistant speaker. High-quality electret microphone. Speakerphone function (voice-controlled talk-back with echo and background noise suppression). Acknowledgement tone when call button is pressed. Adjustable voice volume. White call-button illumination in LED technology. Even, clearly visible call button illumination is achieved via maintenance-free, energy-saving LED technology. Sprayed-water proof call-button cover plate made of shock-resistant plastic. Name plate of the call button can be exchanged without tools and without frame disassembly. Professional labelling is available from the Gira Inscription Service www.marking.gira.com or using the Gira inscription software. Automatic day or night switching: the camera switches from day mode (colour display) to night mode (black and white display) and back again at a defined ambient brightness. Due to the high degree of light sensitivity in night mode, good presentation results are achieved even in poor lighting conditions. LEDs ensure steady illumination of the field of view at close proximity in night mode. Camera can be manually swivelled 20 horizontally and vertically. In combination with the wide-angle lens, a very wide field of view results. Automatic background lighting compensation. Automatic white balance. Automatic gain control (AGC). Integrated camera heating with temperature detection. Sprayed-water proof cover plate. Camera cover plate made of shock-resistant plastic. Easy to replace if damaged, e.g. due to vandalism. Notes : Call buttons which are not required can be covered with the call-button cover plate for call button, 3-gang.