The large-size ultra-wide screen is equipped with a 105-inch ultra-large screen, which is presented in a wide format of 21:9, increasing the screen space by 33% compared with the traditional conference screen, and experiencing the presence of the meeting. Creative writing whiteboard multi-functional e-book writing whiteboard, low delay, set annotation, erasure, amplification, reduction, movement and other functions, adjustable brush thickness and color, smooth writing, stimulate unlimited creativity. Wireless screen sharing is wonderful. 1 .. 1 You can transmit the pictures of computers, tablets and mobile phones to a 105-inch smart screen in real time, and support up to 4 people to screen at the same time. Many people can share and interact with each other on the same screen, and your creativity can be seen by everyone.