Our project requires a total of three displays:
Where can we obtain a developer board capable of this and configured for this?
Our Nitrogen6x, Nitrogen6_Max, and BD-SL-i.MX6 boards each support three displays, as shown in the video here:
http://boundarydevices.com/timesys-2013-03-release/
The only displays we offer have 16:9 aspect ratios though. Those with 4:3 are generally harder to find.
If you contact us at mailto:info@boundarydevices.com with your specific needs, it's possible that we have support for displays that match your criteria (sizes, resolution, touch interfaces).