Hardware is a physical piece of material. Software is an installation. That can only be software. Try disabling it inside your add-ons manager in IE. If you can't remove it, try revo uninstaller free to do so: Download Revo Uninstaller Freeware - Free and Full Download - Uninstall software, remove programs, solve uninstall problems
In addition for now, you should be able to disable the Smileys toolbar in IE until you get it uninstalled.
Internet Explorer - Enable or Disable Toolbars and Extensions Add-ons - Windows 7 Help Forums