What is VR headset? How do VR headsets work?
A virtual reality headset is a head-mounted device that provides a virtual reality experience for the wearer. Virtual reality (VR) headsets are widely used with the video game industry, but nowadays they are also being used in other applications, including simulators and trainers. They consist of a stereoscopic head-mounted display for each eye. Providing differentiated images, stereo sound and head-motion-tracking sensors are included, Which may also include instruments like gyroscope, accelerometer, magnetometer or structured light system.