ENG | Mouse included | Optical | 4020 dpi | Number of buttons 3 | Scroll | Included Accessories KM555 Keyboard & MouseDell Secure Link USB Receiver - WR3Batteries (Keyboard AAA x2 / Mouse AA x1)Documentation | Colour Black | Battery AA x1 + AAA x2
Optical | 1600 dpi | Number of buttons 3 | Radio Frequence 2,4 GHz | Battery AA x1 | Colour Pink | Dimensions 6.05 cm x 10.44 cm x 3.83 cm | Weight 0.065 kg