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This product emits infrared light from the lower end of the device to detect objects such as
ngers. When an object passes through they are illuminated by the infrared light source, any
infrared light reecting o of an object is detected by the sensor.
Information on the position and movement of the object is then analyzed to perform the
product's role as a keyboard.
Sensitivity: Dierence in thickness, shape, and color of the user's ngers or operating
environment will result in dierences in the amount of reected infrared light.
Please adjust sensitivity that best suits your environment.
Refer to "Section 6: Making Adjustments" on how to adjust sensitivity.
3. How It Works: Technology
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