Specifications:
Material: ABS,Foam,PC
Lens: HD Optical PMMA Aspherical Lens, φ40mm,focal length 55mm
Compatible Phone Size:"4-6 inch" Smartphone with 1080P (or above) Resolution, phone width ≤80mm, length ≤160mm FL: 38-46mm
PD: 56-68mm
Size: 23.5*22*14.5cm

Features:
1. 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
2. 40mm diaphragm adopts PET material, more powerful sound
3. Support one key answering phone calls and volume controlling
4. Suitable for people within 0 - 800 degrees myopia, and 0 - 400 degree hyperopia
5. Adjustable pupil fit for different users
6.Lightweight design for long time comfort, reduces eye fatigue
8. Built-in stretchable earphones, with soft memory foam for noise canceling

How to use
Note Cellphone showed in the pictures is excluded in the package. Please search Cardboard in APP Store / Google Play to download virtual reality APP.
1. Open the front cover: Pull the switch button at the top of the headset,and then open the top cover.
2. Start the App: Open the installed APP Client, and enter into the right-and-left dual-screen interface.
3. Insert the mobile phone: Insert the mobile phone into the device, and correctly adjust the middle-line of the mobile phone.
4. Helmet wearing: Adjust the tension of the 3 headbands to the most comfortable mode, please use it directly with glasses if myopic.
5. If there's phenomenon of fuzziness and double images, please adjust the 2 pupil distance adjustment switches at the top of the device to ensure that the observed pictures are clear and without double images. The lens fluctuate from left to right,and to the position with clear view

Package Contents
1 x Xiaozhai Z4 3D VR Glasses;1 x English / Chinese User Manual

• Using the imported PMMA materials, 35mm focal distance, 120° large visual, which is more near to human's visual angle,ensure more reality
• Hatch can be opened instantly, applied with high grade designation, abandoned the tradition magnet or button placement.Hatch 35°half-opened design, assuring that the phone won't slide off accidentally. Once it's positioned, there will not need to do it again. Also it can prevent the smartphone from moving because of wrong operation. The touching part in the screen used large size of soft materials to protect the screen from being scraping
• Half-transparent Cover Design: Top-grade, half-transparent cover design; Smartphone camera can catch a scene through the cover, AR strengthen the virtual reality
• Focus /Diopter & IPD Adjustment. Cater for the needs of 0°- 800° myopia and 0°- 400°hyperopia; No need to wear glasses. Adjust the focal distance after wearing the Z4
• BOBOVR Z4 Helmet+ Headphone Integrity Design, using the ultrathin shell with weight 410g and multi-stress distribution idea to make the Z4 as light as possible. It will do well in relieving tiredness, reducing blackout, increasing time of watching movies and gaming

Using the imported PMMA materials, 35mm focal distance, 120° large visual, which is more near to human's visual angle,ensure more realityxiaozhai