A rudimentary type of burglar alarm was first suggested in Britain in the 1700s, in which chimes would alert you when a door ...

How our tests find you the best We have a ‘burglar’ approach the sensors from various angles, moving fast and slow during the day and night, to find the alarms that will trigger when they should. We ...

Smart home security systems combine many of the features of a traditional burglar alarm with the ability to monitor, control and interact with your alarm from an app on your smartphone or tablet.