ALVA 640 Comfort

ALVA 640 Comfort

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

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



  • 40 Braille cells: for reading
  • 8 dots Braille keyboard: for writing
  • One piece cell cap
  • 40 cursor routing keys positioned below the Braille line
  • 5 navigation thumb keys
  • 4 navigation keys
  • 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 functionality
  • Time and date function
  • Size: 33.8 x 11.5 x 1.8 cm / 13.3 x 4.5 x 0.7 in
  • Weight: 780 g / 1.7 lb 

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


Poreklo: EU (NL), Cena :
- ALVA 640 Comfort: 3000 EUR + PDV (ako se placa)
u Srbiji u dinarima

ALVA 640 Comfort

ALVA 640 Comfort

ALVA 640 Comfort

ALVA 640 Comfort