This article is relevant to the iTrack Dock
The iTrack Dock is made to fit the iPad Mini, Air and regular-sized models.
The 9.7-inch and 10.5-inch iPad Pro models do fit in the iTrack Dock, however, 12-inch iPad Pro Models will not fit the iTrack Dock.
Please see here information regarding the use of an extension cable with the iTrack Dock