if you are looking for a truly immersive VR experienece for a movie theater then look no further. The best thing about this device is that it comes with a built-in screen which not just shows 2D movies but can easily show you side by side 3D movies as well. 3D private mobile theater headset use the USB Host USB/TF card to show you a 3D vision appeal. Meanwhile output dimensional sound effect. The 3D private mobile theater has 80 inch (3m) high-definition 640*360 display effect 、1080P format system video music player and wonderful 3D operation screen.The adjustable pupil distance that 350°myopia people can use it.3D engineer diver、2D/3D video player give you a amazing vision effect. In addition,Ergonomic design for comfortable wear 、 in-build battery supply 4 hours video display and AV-IN connection for TV,FPV,game,DVD,etc.