See also:

Switching between letters and numbers
Depending on the menu, you can switch between entering letters and numbers: ...

Operation by voice commands
With voice activation system: Operation. Without voice activation system: Depending on your equipment, the mobile phone can be operated by voice as described below. The list of short commands in t ...

Shoulder support
Also supports the back in the shoulder area: Results in a relaxed seating position. Reduces strain on the shoulder muscles. ...