Logitech Wave Keys and Lift Combo

Logitech Wave Keys and Lift Combo – Ergonomic Wireless Keyboard and Mouse Combo ;Features Mouse Sensor technology: Logitech Advanced Optical Tracking Sensor resolution: 400-4000 dpi (Fully adjustable with 100DPI increments) Buttons: 6 (Left/Right-click, Back/Forward, Middle button, Scroll-wheel with middle click) Scrolling: Yes