Smart speakers made by Apple, Amazon and Google are facing renewed scrutiny after accusations that the devices can listen to radio broadcasts in homes and use elements of that audio to refine ...

Google Pixel phones are notorious for having hidden settings that can greatly enhance the user experience. The list includes options for ramping up the display refresh rate, optimizing the battery ...

Audio technology to alert CCTV control rooms to threats – from gunshots to screams – is being implemented or trialed across Britain’s town and city centres. Cameras equipped with sound detection ...