... ''22'' LCD monitor 19'' open frame LCD monitor Technical parametersModelRXZG-OT1906structureMetal frame,open-touchscreen,Plastic front-frame waterproof touchscreenDisplay type19inch Active matrix TFT ... ,70,75 Hz;800×600 at 60,72,75 Hz;640×480 at 60,72,75 Hz;640×400 at 70 Hz ... subject to change in accordance with the selected model open frame LCD monitor(17'' 19" 22'')