Swift Slides Pro is a great module to display content in Joomla in accordion menu. With it you can configure many parameters such as the number of characters of the description, header color, open Windows, etc.
Swift Slides Pro

Support is implemented as a normal Joomla content and the K2 component.
In addition, you can choose the number of articles, width and height of the module, sort a folder of images.
The following are examples of using this extension, as well as options for display materials.
A wide variety of settings.
Nice effects for transitions.
Simple integration into the available settings and parameters.