  |  |  |  | |
| Available colors | ||||
| Editiorial reviews | ||||
| User rating |
| Type of motion sensor | Optical | Optical | Optical | Mechanical |
|---|---|---|---|---|
| Device interface | N/A | RF Wireless | RF Wireless | RF Wireless |
| Purpose | N/A | Office | Office | Office |
| Operating resolution | 2000.0 dpi | N/A | 1000.0 dpi | 1000.0 dpi |
|---|---|---|---|---|
| Number of buttons | 4 | 3 | 2 | 3 |
| Buttons type | N/A | Pressed buttons | Pressed buttons | Pressed buttons |
| Scroll type | N/A | Ball | Wheel | Wheel |
| Scroll wheel | N/A | N/A | yes | N/A |
| Number of wheels | N/A | N/A | 1 | 1 |
| Scrolling directions | N/A | N/A | N/A | Vertical |
| Colour of product | Black | Black |
| Black |
|---|---|---|---|---|
| Illumination | yes | N/A | N/A | N/A |
| Form factor | N/A | Ambidextrous | Ambidextrous | Right-hand |
| Surface coloration | N/A | N/A | Monotone | Monotone |
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