The 21-inch (20.0-inch visible) Brilliance 201P Real Flat monitor is designed for demanding professional users who require a large screen size. The 201P - with an aperture grille tube - has a staggering maximum horizontal frequency of 121 kHz, offering a maximum resolution of 2048 x 1536 with flicker free display of 1600 x 1200 at up to 97 Hz. An exclusive Auto Calibrate feature is included that guarantees consistent performance and extends the useful life of the monitor by one third. CustoMax offers outstanding ease of use. An optional USB hub delivers flexibility and freedom of choice.