3D glasses is a kind of device help us enjoy 3D movie / game with our phone . bobovr is one of the best brand in china , the lenses and the structure is very good !?Works for all 4′-6′ smartphone ,Width less than 82mm, length less than 160mm, thickness no more than 10mm .Download the vr app (if you can’t find vr app , please contact us ) to your phone , open the 3d video , then put your phone into the vr box , adjust the lenses , you can enjoy the 3D movie .120 degrees FOV large field of view, with 35mm focus showing a real view , make you enjoy your private cinema .The Built-in stretchable 3.5mm jack earphones, with soft memory foam for noise canceling. Immersive sound and 3D vision are integrated, provides an excellent experience40mm diaphragm adopts PET material .The button in the bottom supports one key answering phone calls and volume controlling and supports next song operation .?Suitable for people within 0 – 800 degrees myopia, and 0 – 400 degree hyperopiaAdjustable pupil fit for different users , it means that if you are myopia or hyperopia , you can use it without wearing glasses .The remote controller can play games ?The remote controller can play the normal android games and a few vr games , because most of vr game will use the Gyro of your phone to play . about the ios system , it is a closed system , any gamepad can not control the ios completely , we just can play/stop/vol /vol- on ios system .