Product Description 1.19Basic Features Exclusive design, – high-grade stainless steel finish. Water resistant Exclusive white button backlight – white LEDs Modularity – up to 54 buttons + keypad Up to 16 buttons per unit. Each basic unit has a space for camera and card reader build-in modules Increased protection through optional Vandal Resistant panel. Telephone-controlled electronic lock switch Detection of all standard tones - hangs up automatically Easy, voice menu based remote programming via telephone. Applicable as a standard telephone and code lock (keypad version)Advantages of Use Flat design – installation no need to cut into mounting surface Hermetically sealed, solid state buttons Electronics is separated from name plates Electronic volume and Hands-Free control – no need to open cover Operates on any analogue telephone line Stable line power feeding High acoustic quality Special functions includes automatic dialling of multiple numbers, silentdialling, departure/arrival, day/night mode, second switch delay