1. Suitable for the crowd whose myopic degree within 700 (can watch directly without glasses).
2. Support PD adjustment, adjustable PD range is 58 mm - 71 mm.
3. Support the object distance adjustment,the depth adjusting range is 8.5 mm.
4. Way to fix the Mobile phone is Suction-cup.
5. Support the biggest 6. Double side hollow out design, support headset access and mobile phone charging while using
7. Wearing a adjustable type, comfortable and durable
8. Plug and play, is compatible with android and IOS