Thanks to the bright 2.4-inch TFT display, reading is easy even in sunny environments.
The large backlit buttons make it easier to dial numbers even without glasses.
With the KX-TU400 speaker, it is easy to hear the phone ringing even in the noisiest environments.
Pressing the priority call key initiates a call to up to 5 pre-registered numbers in sequence. Hands-free mode is activated automatically. If none of the recipients responds, an SMS is sent with a request for help to all 5 numbers