The 19-inch Brilliance 109P Real Flat monitor is designed for demanding professional users. The 109P - with a 0.24 mm Aperture Grille tube - has a maximum horizontal frequency of 111 kHz, offering a maximum resolution of 1920 x 1440, with flicker free display of 1280 x 1024 at up to 104Hz. An exclusive Auto Calibrate feature is included that guarantees consistent performance and extends the useful life of the monitor by one third.