Contour RollerMouse Pro Wireless Product Manual page 6

Rollerbar click force adjustment
Click force refers to the level of resistance when clicking the
Rollerbar. To adjust click force, press and hold button A (Cursor
speed) then press and release button C (Rollerbar). Move
button H (Scroll wheel) up and down to adjust the click force
settings.
To disable the Rollerbar click function, adjust the click tension
until all LEDs are illuminated.
Rollerbar click volume adjustment
The Rollerbar has 6 different click volume settings. To change
the click volume, press and hold button A (Cursor speed), while
continuing to hold A (Cursor speed), press and release button
H (Scroll wheel), the LED light will show current click vilume
setting. Move button H (Scroll wheel) up/down to adjust volume
setting. Release button A to confirm adjusted click volume.
To disable the Rollerbar click volume, adjust the click volume
until alle LEDs are illuminated.
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