Main Features: Baofeng Mojing IV Virtual Reality 3D glasses for Android / iOS smartphone Exclusive private 3D theater Simple operation, you can use it during your travel, leisure and home Detachable front cover (iOS version with no front cover) Compatibility: 4.7 - 6.0 inch smartphone (Android version); iPhone 6 / 6S / 6 Plus / 6S Plus (iOS version) Adjustable interpupillary distance Lightweight and slim, 20 percent lighter than Mojing III Made of high quality ABS and heat-resistant PC material Headband made of PC and sponge, providing comfortable wearing experience Upgrading image processing technology, bring true color Comes with a Bluetooth 4.1 remote control, convenient to operate A unique gift for your friends How to use Baofeng Mojing IV 3D VR Glasses Method A: Download Cardboard from Google Play Store or iTunes App Store. Method B: Download 3D Videos (left-right format) into your phone, play it directly. Method C: Download Kodi to your phone, watch online streaming videos in 3D. Method D: If you understand Chinese, you can use the official Mojing APP. Note: 1. Cellphone showed in the pictures is not included in the package. 2. iOS version has not front cover. 3. iOS version is compatible with iPhone 6 / 6S / 6 Plus / 6S Plus.