# Key Features

## Content

MultiColumnCombo offers several features that are beyond simple combo box or dropdown control. These features are listed below:
**Flexible data binding**
MultiColumnCombo can be used in bound mode, where it displays data from a data source, or in unbound mode, where the control manages the data itself. For more details, see [Data Binding](/componentone/docs/win/online-multicolumncombo/databinding).
**Handle Items**
MultiColumnCombo lets you add, insert, remove, and clear items in the dropdown. For more details, see [Basic Operations](/componentone/docs/win/online-multicolumncombo/basicoperations).
**Advanced features**
MultiColumnCombo supports advanced features including filtering, sorting, searching etc. For more details, see [User Interaction](/componentone/docs/win/online-multicolumncombo/userinteraction).
**Appearance Customization**
MultiColumnCombo provides various options to customize the appearance of the control and all its elements. For more details, see [Customize Appearance](/componentone/docs/win/online-multicolumncombo/appearanceandstyle/appearancecustomization).
**Styling**
MultiColumnCombo provides enormous styling possibilities. You can easily style the MultiColumnCombo control and all its elements. For more details, see [Styling](/componentone/docs/win/online-multicolumncombo/appearanceandstyle/styling).