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. The ALVA 640 Comfort can be easily charged via USB and can be used for up to 10 hours.
Specifications
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