Featuresr it is a great supplement and extending device of the network set top box and bring you wonderful experience of watching movies and playing gamesr you will not feel visual fatigue and dizzy even you use long time with the resin lensr offers you super 3d picture effect and wonderful feelingr easy to install your cell phone onto the 3d glassesr protective mat and adjustable board can firmly clamp your phone r adjustable pupil distance and sight distance so as to get a better experi