... ;The latest ergonomics design with comfortable touch feeling and wireless operation;Necessity for powerpoint, presentation, lecturing and conference; ... / peripheral of 2.4ghz wireless mouse 4. USB interface, plug and play, no special drivers 5.10M-15M for remote ... full range,low working current10.DPI:200011.Connection port:wireless mouse,USB receiver12.Perfect ergonomic design13.elegant and noble15 ...