120 degrees large field of view, adopts Japanese imported PMMA lens, with 35mm focus showing a real view Immersive sound and 3D vision are integrated, provides an excellent experience 40mm diaphragm adopts PET material, more powerful sound Support one key answering phone calls and volume controlling Suitable for people within 0 - 800 degrees myopia, and 0 - 400 degree hyperopia Adjustable pupil fit for different users Very good in heat dissipation Lightweight design for long time comfort, reduces eye fatigue Adjustable headband adds no burden to your head Built-in stretchable earphones, with soft memory foam for noise canceling Specifications: Model: BOBOVR Z4 VR Glasses Type: VR Glasses Compatible with: Smartphones Material: ABS, Foam, PC Color: White Smartphone Compatibility: 4.0 - 6.0 inch Package Include: 1 X Z4 3D VR Virtual Reality Glasses 1* User Manual FAQ 1.If this bobovr original ? We promise all of our product in our sotre is original and brand new! 2.What's bobovr z4 3d glasses ? 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! 3.What kind of phone works with item ? Works for all 4'-6' smartphone ,Width less than 82mm, length less than 160mm, thickness no more than 10mm . 4.How to use ? 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 . 5.What's the FOV of BOBOVR Z4 ? 120 degrees FOV large field of view, adopts Japanese imported PMMA lens, with 35mm focus showing a real view , make you enjoy your private cinema . 6.It's headphone is stereo ? Yes, Powerful & Stereo sound ! 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 experience 40mm diaphragm adopts PET material . 7.What's the button on the bottom use for ? The button in the bottom supports one key answering phone calls and volume controlling and supports next song operation . 8.Does it supports myopia ？ Yes , Suitable for people within 0 - 800 degrees myopia, and 0 - 400 degree hyperopia Adjustable pupil fit for different users , it means that if you are myopia or hyperopia , you can use it without wearing glasses . 9.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 .