The document discusses Microsoft HoloLens, an augmented reality headset that uses spatial audio, voice recognition, gesture recognition, gaze recognition, and air tap features to blend the digital world with the real world. It notes HoloLens is similar to but goes beyond Google Glass and Oculus VR by allowing new ways to visualize work, explore places, teach and learn, plan projects, and create things through immersive digital content overlaid on the real world. A video and thank you are also included.