ACTO DS310, DX320, DX330 series are multi-industry application models widely used in the fields of education, business and family. The series use a single-chip 0.55" Texas Instruments DLP® technology, a combination of brilliant color and six-color wheel. Excellent picture quality ensures the visual effects in the class room and business club at the theater level. Upper cover opening system makes the maintenance and cleaning more convenient and reduces maintenance costs. Highly efficient thermal design can cool the bulb in time and make its life extend 50%.