DU857 projector is suited for installations in meeting rooms for professional usage The DU857 projector brings outstanding performance with its WUXGA resolution and a high degree of vibrancy thanks to 5,000 lumens of brightness and a contrast ratio of 15,000:1. With a weight of 3.4 kg and a flexible 1.5x zoom ratio it allows for easy carrying between different meeting rooms, and is ideal for taking on the road. With advanced color technology, multiple modes and hardware features the projector provides lasting, reliable and precise colors, it is offering the optimum picture performance for any use in many environments.