ALVA Comfort 640

Are you looking for an affordable, easy to use Braille display? Would you like an ALVA with a free screen reader you can instantly use?

More information >>

Available for


incl. 20% VAT


excl. 20% VAT

  • 14-day money-back guaranteeIf the product is not suitable you can return it post-free
  • Fast deliveryUsually delivered within 5 working days
  • FreephoneCall Free on 080 8090 8090 if you have any questions
  • High qualityThe Optelec products are made of the highest quality materials

Top quality Braille controller with 40 Braille cells and a Braille keyboard, offering an affordable solution to operate your laptop or tablet using Braille.

More information about ALVA Comfort 640

- 40 Braille cells: for reading
- 8 dot Braille keyboard: for writing
- 40 cursor routing keys positioned below the Braille line

More information about ALVA Comfort 640

On this website several downloads are available. Check the available downloads below.

More information about ALVA Comfort 640


Youngest Braille display

The Optelec ALVA 640 Comfort is the latest addition to the Optelec Braille display family. It offers a Braille keyboard, an internal notepad function and Bluetooth® wireless technology to convert text from your PC, tablet or phone into a seamless line of 40 Braille characters.

Easy to use

The ALVA Comfort 640 stands out in its simplicity, ease of use and affordability. You do not even have to install a screen reader, you can start using it right away. The ALVA Comfort 640 can be easily charged via USB and used for up to 10 hours.


Key benefits:

  • 40 Braille cells: for reading
  • 8 dot Braille keyboard: for writing
  • One piece cell cap
  • 40 cursor routing keys positioned below the Braille line
  • Easy navigation: 5 thumb keys / 4 buttons
  • 8 GB integrated memory
  • Possibility to include your preferred screen reader on-board
  • Integrated high range Bluetooth technology (within a range of 100 meters)
  • Integrated Lithium Ion rechargeable battery: offering 10 hours continuous use with  auto standby function
  • High speed USB port
  • Keys for Control, Windows, Enter, Alt and Spacebar
  • Internal note taking capability including time and date function


  • 33.8 x 11.5 x 1.8 cm / 13.3 x 4.5 x 0.7 inches
  • 780 grams / 1.7 lbs

Screen Reader Compatibility:

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

  • JAWS (version 11 and up)
  • SuperNova
  • Window-Eyes
  • System Access To Go


  • Mobile Speak
  • Talks

Google Android:

  • BrailleBack
  • Mobile Accessibility

Google Chrome:

  • BrailleBack

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

  • VoiceOver

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

  • VoiceOver



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