HP digital pen (with eraser) (PL800A) For use with HP Tablets TC4200, TC4400, 2710p, 2730p, 2740p, 2760p. Stylus only. Not compatible with other models. Tablet PC pens are used with the HP Compaq Tablet PC's They can be used as a replacement or extra pen for convenient access. Tablet PC pens are pressure sensitive producing thicker lines with extra pressure.