Boxlight Boston X30N

Good range of connectivity choices. 1.5GB of internal memory. As an LCD projector, its video is free of rainbow artifacts.

Sound system is of modest volume. Lacks 3D capability.

The Boxlight Boston X30N's data and video image quality are fine for typical business and educational presentations, and it has a wide range of connection choices. If you need 3D capability you'll have to look elsewhere, but otherwise the X30N is...