2221608
Trackman Marble轨迹球鼠标
* Marble™ technology means no need to move the mouse - simply roll the ball as you would a trackball
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- Optical tracking for smooth operation; no mechanism to get stuck or dirty
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- MouseWare® software to make working easier and faster
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- For left or right hand usage
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- USB 2.0 Interface
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- Supports Win XP/Vista/7/8 and Mac OS X