ALVA USB 640 Comfort

ALVA USB 640 Comfort

Are you a Braille reader?
Would you like a top quality Braille display that converts information from your computer screen into a seamless line of Braille characters?



Efficient access to information

 Read your e-mails and surf the web in Braille. Via the high speed USB connection, the ALVA USB 640 Comfort effortlessly connects to your PC or MAC without having to install a driver.

Enjoy using a seamless Braille display

The ALVA USB 640 Comfort guarantees a paper-like reading experience thanks to the seamless Braille caps and to the luxurious Braille cells using the same technology as those found on the ALVA BC640.

Small and portable Braille display

Being small and portable, the ALVA USB 640 Comfort can easily be taken with you from home to the office as well as to other locations.



  • 40 Braille cells: for reading
  • One piece cell cap
  • 40 cursor routing keys positioned below the Braille line
  • 5 navigation thumb keys
  • 4 navigation keys
  • High speed USB port
  • Dimensions: 33.8 x 7.5 x 1.8 cm / 13.3 x 2.9 x 0.7 in
  • Weight: 550 g / 1.1 lb

Screen Reader Compatibility

Windows 7, 8 and 10 (32-bit and 64-bit):

  • JAWS (version 10 and up)
  • SuperNova
  • Window-Eyes
  • System Access To Go

Windows Vista and Windows XP:

  • JAWS (version 10 and up)
  • SuperNova
  • Window-Eyes
  • System Access To Go


  • Mobile Speak
  • Talks


  • BrailleBack
  • Mobile Accessibility

Apple Mac OS X Leopard, Lyon, Mountain Lyon and higher: VoiceOver

Apple iPod Touch, iPad and iPhone iOS 5.1 and higher: VoiceOver