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JOY SUN
TRACKBALL MOUSE
FEATURES
Trackball
Trackball has no limits on
effective travel.
The operator just continues rolling, whereas a mouse would have to be lifted and re-positioned.
Wheel
2 materials to choice：
① LED with metal
② Rubber with metal
DPI Button
Adjusting the mouse's sensitivity to a faster or slower pointer speed.
Back / Forward Key
Using these 2 keys to jump page, or they can be
redefined by user.
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