Featuresr the 3d glasses is a great supplement and extending device of the network set top box and bring you wonderful experience of watching movies and playing gamesr 3d vr virtual reality glasses offers you super 3d picture effect and wonderful feelingr high precision lens provides a clearer picture and a better viewr will not feel visual fatigue and dizzy even you use it for a long time because of the resin lensr adjustable pupil distance satisfying different groups of people r optic