This is a Community Builder Plugin and as such, needs to be installed using the Community Builder Plugin Manager
(not from the Joomla Extension Installer)
Install using the Comminuty Builder Plugin Manager
1) Go to the Plugin Manager in Community Builder
2) Go to the bottom of the page, simply by clicking on the "Install Plugin" link
3) Use the form to select the plugin file
4) Click the "Upload File & Install" button
This tutorial was created using ScreenStepsfrom BlueMango Learning Systems.