provides great cursor control for browsing documents or Internet pages. The scroll wheel and button are virtually silent, provides the low dB and silent environment for better working condition. This silent mouse is beneficial whether you are an audio professional who needs an absolutely silent environment, or whether you are a computer user that understands the benefit of limiting distractions when you work. With 2.4 GHz wireless transmission is up to 10 meter of wireless range give the user more freedom, no interference of movement and more comfort and control than a touchpad. The wireless dongle is designed to be storable inside the mouse body, simply take it out from the mouse and plug into any functional USB port for instant usage.