Available in three stylish trims (black, white and wood), this wireless setup uses a base receiver that communicates with its security sensor panels by way of your home's network.

ENGADGET

One of many companies demoing a gaze-following setup is Fujitsu, which is showing off a prototype desktop PC with a built-in sensor and infrared LED.

ENGADGET: Fujitsu eye-tracking tech uses built-in motion sensor, infrared LED for hands-free computing (video)