MKN VolWheel(通过鼠标的滚轮来调节音量)

MKN VolWheel 通过快捷键，来调节系统音量，可以通过鼠标的滚轮来调节

MKN VolWheel is a simple application that gives you quick and easy access to the system's main volume by using the mouse wheel or a hotkey 。