These Bluetooth wristbands let you enjoy VR while staying safe in the real world

Despite the fascinating experiences offered by virtual reality, it can also be nerve-wracking — especially when you're worried about crashing into real-world objects while twirling around in a virtual space. 

On Tuesday, at E3, accessories maker Nyko unveiled a solution for this literal blind spot in the form of the VR Guardian

The VR Guardian system puts two wristbands on your arms that alert you when you're about to travel outside of a predetermined VR safe perimeter

The system works using Bluetooth signals that are connected to an array of four sensors that you can place around yourself in any position before strapping on your VR headset. Whenever you veer too close to the sensor boundary, the wristbands vibrate, giving you a subtle, haptic push back into your safe zone without interrupting your VR experience. Read more...