Klaxon Sonos LED Base Sounder Beacon The Klaxon Sonos LED Base can accommodate various detector heads from major manufacturers. It reduces wiring and installation costs and provides both detection and alarm at the same point. With the addition of a cover plate, it can be used as a standalone sounder beacon. The Sonos LED base has twelve high powered LEDs and a 95 dB sounder and complies with the Disability and Discrimination Act (DDA). The beacon can be seen from every angle including directly below the unit. Features and Benefits Combined sounder beacon current consumption of less than 10 mA Unique beacon design for optimal light coverage Two large cable entries for quick and simple installation Designed to complement various detectors 32 distinct alarm tones Cover plate available for use as a sounder beacon only Applications The Sonos LED Base Sounder Beacon is an ideal solution for any type of fire alarm application. Standards EN54-3 Type A.