Voice

This e-reader also contains a magnifying glass to read in a larger font, a backlight to read at night and an audio player to read with an electronic voice.

In 2004, Coca-Cola created Miles Thirst, a vinyl doll voiced by Reno Wilson (the voice of Frenzy, Mudflap and Brains from across the Transformers films) in order to exploit the hip-hop market to advertise their range of soft drinks.

Another way to think of them is that they are PDAs that can make voice calls like any other mobile phone.

AI can understand your voice and answer your questions.