- The presence of a touchpad and "push" buttons of the keyboard, after a week of getting used to, it turns out to type in a "blind" method.
- "Indistinct" grooves for fixing the tablet at different angles (the carcass sometimes blows the clave), the loop for the stylus sanely held the stylus only for the first week, after this time the stylus strove to slip out of it all the time.