Keep your family safe with the Onelink Safe & Sound Smart Smoke Alarm. This in-ceiling device is a two-in-one smoke and carbon monoxide alarm that also works as an entertainment system. The intelligent alarm sends alerts to your mobile devices to let you know the location and type of emergency in your home. Additionally, Safe & Sound comes with high-end speakers that offer omnidirectional audio with powerful bass and crisp audio. Likewise, the noise-canceling microphones can hear you no matter where you stand and even work while music is on. Furthermore, Safe & Sound has built-in Alexa Voice Services, allowing you to play tunes, audio books or news. Similarly, simply give voice commands to control your smart home devices hands-free. With Safe & Sound, you can easily connect to electrical systems through the included adapter plugs without rewiring.