PlUG-and-PLAY device: no drivers required; USB port required.
Full-size 19mm keys improve speed and accuracy by making it easier to locate and press the numbers you are looking for.
Numeric keypad supports NumLock.
QUIET SOFT TOUCH: Integrated ergonomic tilt provides added comfort which helps reduce strain， great for those working on spreadsheets， accounting files or financial applications.
COMPATIBILITY: Works with PC and desktop computers that have Windows 2000， XP， Vista， or Windows 7 operating systems.
Ordinary versionselect
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