คำอธิบาย
| Brand | OKER |
| Model | M857 |
| Interface | Wireless USB |
| Sensing technology | Optical |
| Resolution | 1200 / 2400 / 3200 DPI |
| Buttons | 4 Buttons |
| Cable Length | None |
| Battery Type | 2 x AAA Alkaline battery |
| System Requirements OS | Windows and Other |
| Package Dimension | (W x D x H) : 10.50 x 18.10 x 6.80 cm |
| Gross Weight | 0.00 KG |
| Volume | 1,292.34 cm3 |
