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| Quick Info | ||
| Brand | A4Tech | |
| Model | OP-620D | |
| Warranty | 1 Year Limited | |
| Details | ||
| Interface | Wired | |
| Sensor | Optical | |
| Buttons | 4 | |
| Scrolling Capability | 4-way Wheel | |
| Maximum dpi | 1000 DPI | |
| Keys | Black | |
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