# WinForms MultiColumnComboBox Overview

**RadMultiColumnComboBox** is a special case of combo box control with **RadGridView** integrated in its drop-down. The control combines the functionality and features of [RadDropDownList](https://www.telerik.com/products/winforms/documentation/controls/dropdown-listcontrol-and-checkeddropdownlist/dropdownlist/overview) and [RadGridView](https://www.telerik.com/products/winforms/documentation/controls/gridview/overview).

<CtaPanelOverview></CtaPanelOverview>

![WinForms RadMultiColumnComboBox Overview](https://www.telerik.com/products/winforms/documentation/assets/3baece1b96e8c001d09823e9872e5c67/multicolumncombobox-overview001.png)

## Key Features

* Easily customizable appearance and theming mechanism
* Binding to a wide set of binding sources
* Filtering that allows typing text in the text area of RadDropDownList and filtering the data in grid
* RadMultiColumnComboBox can use the filtering, grouping and sorting functionalities that are available in the RadGridView hosted in the drop-down
* Selection and navigation
* Flexible API

## Telerik UI for WinForms Learning Resources

* [Telerik UI for WinForms MultiColumnComboBox Homepage](https://www.telerik.com/products/winforms/multicolumncombo.aspx)
* [Get Started with the Telerik UI for WinForms MultiColumnComboBox](https://www.telerik.com/products/winforms/documentation/controls/multicolumncombobox/getting-started)
* [Telerik UI for WinForms API Reference](https://docs.telerik.com/devtools/winforms/api/)
* [Getting Started with Telerik UI for WinForms Components](https://www.telerik.com/products/winforms/documentation/getting-started/first-steps)
* [Telerik UI for WinForms Virtual Classroom (Training Courses for Registered Users)](https://learn.telerik.com/learn/course/external/view/elearning/17/TelerikUIforWinForms)
* [Telerik UI for WinForms Forum](https://www.telerik.com/forums/winforms)
* [Telerik UI for WinForms Knowledge Base](https://docs.telerik.com/devtools/winforms/knowledge-base)

## Telerik UI for WinForms Additional Resources

* [Telerik UI for WinForms Product Overview](https://www.telerik.com/products/winforms.aspx)
* [Telerik UI for WinForms Blog](https://www.telerik.com/blogs/desktop-winforms)
* [Telerik UI for WinForms Videos](https://www.telerik.com/videos/product/winforms)
* [Telerik UI for WinForms Roadmap](https://www.telerik.com/support/whats-new/winforms/roadmap)
* [Telerik UI for WinForms Pricing](https://www.telerik.com/purchase/individual/winforms.aspx)
* [Telerik UI for WinForms Code Library](https://www.telerik.com/support/code-library/winforms)
* [Telerik UI for WinForms Support](https://www.telerik.com/support/winforms)
* [What’s New in Telerik UI for WinForms](https://www.telerik.com/support/whats-new/winforms)

## See Also

* [Structure](https://www.telerik.com/products/winforms/documentation/controls/multicolumncombobox/structure)
* [Getting Started](https://www.telerik.com/products/winforms/documentation/controls/multicolumncombobox/getting-started)
* [How to Achieve Checked RadMultiColumnComboBox](https://www.telerik.com/products/winforms/documentation/knowledge-base/checked-multicolumncombobox)