This simple and fashionable designed unit is a portable phone-based AR headset. It's very light-weight and comfortable wearing. Adopting imported special designed optical curved lens, the imaging effect is high clarity and low distortion. <br> The operation of this AR headset is super easy. What you need is only a smartphone. Insert the smartphone inside the headset, then you can enjoy your AR journey. It can be widely used in industry, multi-media, industry automation, tourism, education, ect, a perfect gift for you ! <br><br> System Support: IOS 9.0 or above/Android 4.0 or above<br> Lens: Freeform reflective optical lens<br> Field of view: 90°+<br> material: ABS+PC<br> Lens material: optical dedicated PC<br><br> Package include:<br> 1x AR headset <br> 1x head strap<br> 1x user manual<br> <br>NOTICE: <br> --This is AR glasses for smartphone. It's not all-in-one AR glasses. So it need to works with the phone. It makes use of the front camera of the smartphone for track and trace. Therefore, the AR glass is no neccessary with a camera at front. <br> --Simple packing for saving your money ,but the quality is best !