The best input device will not use typing input, it only needs to be expressed in voice, and the machine can output correctly through several words or bytes. Accessibility will become the biggest feature of the device anytime and anywhere.

The best output device will be displayed in virtual form. It can transmit the screen to display the content in the air, and the screen will provide the operation function of touch screen. It can install a lot of things that can be carried, such as eyes, watches, etc. it is easy to carry and operate simply.