Someone wondered:

"My father is visually impaired and needs a cell phone with slightly raised
  keys.  He had one but it broke."

I don't have this but some who do seem to love it..  It has tactile 
feedback, speech driven commands, and speech output for many functions:

'samsung haven talking cell phone'

https://store.verizonwireless.com/store/DefaultNew/Details/phone/Samsung/Haven

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