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ALVA Delphi 440 Refreshable Braille Display
Photo of the Alva Delphi 440 Refreshable Braile Display The ALVA Delphi 440 is the first braille display to feature ALVA's innovated Double Touch Cursors (DTC). The 440 has 43 braille cells and features soft "comfort" control buttons across the leading edge of the braille display for navigation functionality.
 
This proven product is in use throughout the world and delivers unsurpassed ease-of-use and reliability. The Delphi MM series includes both serial and parallel ports and includes with a custom backpack, computer cables, AC power adapter, and DOS software.