The Acer K520 Projector is a XGA Conference Room Projector. This lamp based projector is capable of displaying 2,000 Lumens at its brightest setting with a native resolution of 1024x768 , and is 3D capable. The internal DLP technology touts higher contrast, less visible pixels and more portability.Brightness2,000 Lumens (ANSI)1 / 1,600 Lumens (Eco)Resolution1024x768Aspect Ratio4:3 (XGA)Contrast100,000:1 (full on/off)Display TypeDLP x 1Color Processing8-bitVideo Modes720p, 1080i, 480p, 480i3D ModesPC 3D ReadyLamp TypeLaser/LED HybridLamp Life20,000 hoursIncluded Lensmanual zoom , manual focusOptional LensesNoLens ShiftNoDigital ZoomYesDigital KeystoneVertical onlyProjector Size9 cm x 32 cm x 23 cm (HxWxD)Weight4.0 kgInternal Speakers2.0 Watts MonoConnection PanelUSBFeaturesPC 3D ReadyAdditional FeaturesHybrid laser-LED technology, a system of LED light and lasers, provides superb color fidelity that far exceeds that of a standard mercury light projector