Key features
- USB wired connection with 1.5 m cable.
- 1200 DPI optical sensor for smooth everyday use.
- 4 buttons, including A4Tech’s 2X Button for one-click double-click actions.
- 4-way scroll wheel for vertical and horizontal scrolling.
- Symmetrical ergonomic design suitable for both left- and right-handed users.
- Plug-and-play operation—no driver required for basic use.
- Dust-resistant scroll wheel and buttons rated for up to 5 million clicks. The OP-620DS variant offers silent clicks, while the standard OP-620D does not.
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