The Wireless Mouse WI210 uses wireless 2.4 GHz technology and a high-resolution<br>1600 dpi optical sensor to give you the precision and reliability you need. Work comfortably <br>and no nervous clicking noise thanks to the silent switch. Coming in a compact design with <br>a stylish black finish, the WI210 wireless mouse is well suited to all environments and to <br>each user whether right or left handed.