describe the most fantastic input and output devices in the near future.

intelligent voice device can perform many functions, such as real-time caption, simultaneous interpretation and so on. Real time subtitle is to convert voice into text, and simultaneous interpretation is to transform one language into another.

A fax machine is a standard tool in nearly every office. At one time, all fax machines were separate stand-alone devices for sending and receiving images over telephone lines. To send a fax, these devices scan the image of a document converting the light and dark areas into a format that can be sent electroni-cally over standard telephone lines.