General Specifications
Dimensions
(WxHxD)
Weight
Braille Cells
Braille Input Keys
Additional Keys
Supported File
Formats
OS Support
Interfaces and
Ports
Flash Media Slot
Battery
Battery Life
Charging Method
Environmental
Conditions
6.61 x 1.4 x 4.41 inch (168 x 3.56 x 112 cm)
0.99 lbs (450 grams)
20 eight-dot refreshable braille cells; Refresh rate < 1
sec
8-key Perkins style keypad, with space bar
High-quality scissors-type keys
Power on/off button
4-way cursor keys and select key
2 pan keys, rocker type
.txt, .brl, .brf
(reads other files as well, but output may not be
meaningful)
Windows: NVDA, JAWS, Windows-Eyes, Supernova
Mac OS X: Voiceover
iOS: Voiceover
Android: Brailleback
1x Micro B USB port, USB 2.0, for host interface,
firmware upgrade and battery charging
Bluetooth 2.1, Class 2
1x SD card (4GB to 32GB capacity)
User-replaceable rechargeable Lithium-Ion battery;
2200mAH
3 days of typical use
PC charger: Charge over USB Port – 5V, 500mA Max
Wall charger: Charge over USB Port – 5V, 1000mA
Max; USB BC1.2 compliant charger required
Operational:
Temperature: 5° C to 45° C
Humidity: 10% - 70% relative humidity
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