CTX Virtual Technologies The VK200 KEYFOB Virtual Keyboard - Manual (Page 46)

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13. SPECIFICATION
Pattern Projector
Item Specification
Light Source Red Laser Diode
Keyboard Layout Approx. 19mm Pitch, QWERTY Layout
Keyboard Size Approx. Width : 280mm, Height:
102mm
Keyboard Location Approx. 100mm from the bottom of
device
Project Surface Non-reflective, opaque flat surface
Keyboard Sensor
Item Specification
Recognition Rate Approx. up to 350 characters per
minute
Operating Surface Any firm flat surface