Description
Number of Buttons: 5
Wired/Wireless: Wired
Ball Diameter: 57mm
Hand Orientation: Ambidextrous
Connection Type: USB
This is Wired USB Trackball manufactured by APEM. The manufacturer part number is dt2257x20v00-gry. With 5 number of buttons . It is wired . It has about 57mm ball diameter . With [Desk/Wall] hand orientation . It allows usb connection type.
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