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  2. Smoke detector - Wikipedia

    en.wikipedia.org/wiki/Smoke_detector

    Smoke detector mounted on a ceiling. A smoke detector is a device that senses smoke, typically as an indicator of fire.Smoke detectors/alarms are usually housed in plastic enclosures, typically shaped like a disk about 125 millimetres (5 in) in diameter and 25 millimetres (1 in) thick, but shape and size vary.

  3. System Sensor - Wikipedia

    en.wikipedia.org/wiki/System_Sensor

    System Sensor develops and distributes fire alarm devices such as notification appliances, fire detectors, manual initiating devices (pull stations and call points), CO detectors, and more fire protection devices for multiple markets across the globe, and for other Honeywell companies. [2] [3]

  4. Google Nest - Wikipedia

    en.wikipedia.org/wiki/Google_Nest

    Its flagship product, which was the company's first offering, is the Nest Learning Thermostat, introduced in 2011. The product is programmable, self-learning, sensor-driven, and Wi-Fi-enabled: features that are often found in other Nest products. It was followed by the Nest Protect smoke and carbon monoxide detectors in October 2013. [4]

  5. Fire alarm system - Wikipedia

    en.wikipedia.org/wiki/Fire_alarm_system

    Examples include pull stations, heat detectors, duct detectors, and smoke detectors. Fire alarm notification appliance: This component uses energy supplied from the fire alarm system or other stored energy source to inform the proximate persons of the need to take action, usually to evacuate.

  6. Fire alarm notification appliance - Wikipedia

    en.wikipedia.org/wiki/Fire_alarm_notification...

    The standard fire alarm sound used in most of North America [citation needed]. Coding refers to the pattern or tones a notification appliance sounds in and is controlled either by the panel or by setting jumpers or DIP switches on the notification appliances. The majority of audible notification appliances installed prior to 1996 produced a ...

  7. The best smart speakers for seniors in 2023 - AOL

    www.aol.com/lifestyle/best-smart-home-speakers...

    Assistant: Alexa | Connectivity: Bluetooth, Wi-Fi ... as are the alarm detectors: If the HomePod hears a smoke or carbon-monoxide alarm, it can send a notification to your iPhone and Apple Watch ...