DISCWASHER 1509 Home Theater Calibration Disc (Discontinued by Manufacturer) A full set of professional quality video calibration tests optimizes your viewing experience The tests enable you to correct monitor brightness, contrast, sharpness, color and tint Audio calibration tests in Dolby Digital and DTS help you achieve the optimum audio experience (phase test, sweep test Outstanding high-definition audio and video demo tracks illustrate the full potential of your home theater system Easy to navigate - simply insert and follow on-screen instructions