> The 75-inch 4K DLED display uses zero lamination technology and is built of anti-glare tempered glass, which reduces air refraction and parallax, and enhances the effect of the display. 

> Infrared touch technology, support Android under 32 points infrared touch, windows under 50 points touch, touch accuracy ± 1 mm, response time  Easily switches between Android and Windows.

> Performs screen mirroring with one-click for phones, computers, tablets and more. Supports reverse touch.

> Offers a smooth writing experience through handwriting recognition, pen writing, the fast writing response speed, and pen pressure recognition for a real writing experience. 

> Supports multiple gestures such as zoom, drag and pan. You can also erase with the point, circle or board gesture erasers, or click once to clear the screen. 

> Annotations can be easily added to any page. 

> Supports taking notes and generating QR codes for file sharing and storage.