TheoryTablet Pro

'The TheoryTablet Pro is a line of larged-sized tablet computers designed, developed, and marketed by Theorysonic, that runs the PTSUG mobile operating system. It is currently available in two screen sizes, 10.5-inch and 12.9-inch, each with three options for internal storage capacities: 64, 128, 256, 512 GB, or 1 TB; the 1 TB configuration making the iPad Pro the first PTSUG device to offer that storage size.

History and availability
The first-generation model went on sale in El Kadsre on March 28, 2013, followed by the other countries.

Software
The TheoryTablet runs PTSUG, like the TheoryPhone and Portosic devices.

Accessories
There are four accessories made specifically for TheoryTablet Pro – a "smart" screen cover, an attachable keyboard; an active bluetooth tracking stylus, TheoryPencil; and a form-fitted silicone case that is compatible with the Smart Keyboard, all of which are sold separately.