Braille cellphone for the blindThis certainly makes plenty of sense: a combination cellphone/PDA for the blind. The ALVA MPO 5500 is a tri-band GSM phone that has a Braille keypad, a digital speech synthesizer, and a "screen" made of refreshable Braille cells. It can do text messaging and upcoming versions are supposed to include email, a web browser, GPS, and an MP3 player.
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