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- 2. Google Glass is an optical head-mounted display, that is designed in the shape of a pair of eyeglasses. It was developed by Janco van der Merwe with the mission of producing a ubiquitous computer. Google Glass displayed information in a smartphone-like hands-free format
- 3. The 184 AAV has embedded with Ehang fail safe system. If any components malfunction or disconnect, the aircraft will immediately land in the nearest possible area to ensure safety. The communication is encrypted and each AAV has its independent key.
- 4. A virtual reality headset provides immersive virtual reality for the wearer. VR headsets are widely used with computer games but they are also used in other applications, including simulators and trainers. They comprise a stereoscopic head-mounted display (providing separate images for each eye), stereo sound, and head motion tracking sensors
- 5. An activity tracker or fittness bands is a device or application for monitoring and tracking fitness-related metrics such as distance walked or run, calorie consumption, and in some cases heartbeat and quality of sleep. The term is now primarily used for dedicated electronic monitoring devices that are synced, in many cases wirelessly, to a computer or smartphone for long-term data tracking, an example of wearable technology.
- 6. A smart watch is a computerized wristwatch with functionality that goes beyond timekeeping. While early models can perform basic tasks, such as calculations, translations, and game-playing, 2010s smart watches are effectively wearable computers. Many run mobile apps, using a mobile operating system