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The call station digital keyboard can be used in conjunction with basic or remote call stations. The call station provides the microphone and press the speak button, while the digital keyboard is used for user access, area and area group selection. It works with the call station keyboard to perform pre-configured actions. The built-in LCD display can provide feedback information for users. The basic function call station digital keyboard is equipped with 12 digital keys, which can provide a user interface similar to the telephone, as well as *, # and 0... The 9 key. A single digital keyboard can be connected directly to a basic or remote call station, which can then connect up to 15 more keyboards to provide control. It is mechanically connected to the call station. The digital keyboard is configured to provide the following functions: ? select the area and area group as the call target; Up to eight regions and/or regions can be entered in a string. LCD display can provide users with feedback information about the selection and status information of the selected area and group. The keyboard is powered by the call station it connects to. It is configured with a Preasideo network controller (Web browser interface). Control and indicating lamp, 12 numeric keys, 2 x 16 characters LCD display, with backlight, LCD brightness adjustment, LCD contrast adjustment of interconnected components, flat cable, used to connect the call station, flat cable, Used to connect a keyboard and recognized safety certificate conform to the IEC 60065 / EN 60065 standard immunity in accordance with EN 55103 ? 2 / EN 50130 / EN 50121 ? ? 4 standard cooling conform to EN 55103-1/4 FCC - 47 standard part b 15 emergency conform to EN 60849 / EN/ISO 7240 ? ? 16 16 54 nautical conform to the IEC 60945 standard certification Europe EU_CPR CPR CE COC CE CertAlarm CE DOP GL