USB | Optical | 4200 dpi | Number of buttons 6 | Wireless range 10 m | Bluetooth | Radio Frequence 2,4 GHz | Battery Lithium-Ion rechargeable | Colour Black | Dimensions L 118mm x W 72mm x H 42mm | Weight 0.109 kg
USB 2.0 | USB 3.0 | Optical | 6400 dpi | Number of buttons 6 | Battery Lithium-Ion rechargeable | Colour Black | Dimensions 122 x 65 x 45 mm | Weight 0.085 kg