Always brighter projections with the X138WHP projector. Enjoy clear, bright images even in well-lit medium-sized rooms with a brightness of up to 4000 lumens. Experience realistic colors with Acer LumiSense™, ColorBoost3D™, and Color Safe II, while Acer BlueLightShield™ technology protects your eyes. Acer ColorBoost3D™ Achieve realistic colors and breathtakingly bright images with Acer ColorBoost3D™ technology. Acer ColorSafe II Enjoy consistent, natural colors with ColorSafe II technology, which controls dynamic RGB levels to prevent color degradation. Acer LumiSense Acer LumiSense™ technology adjusts image brightness and color saturation based on the content being viewed. Acer BlueLightShield Protect your eyes from fatigue with Acer BlueLightShield™ technology. Built-in speakers Enjoy sound as captivating as your images with built-in speakers. Brightness of 4000 lumens Enjoy clear and bright images at a distance, in daylight, or in medium to large rooms thanks to a maximum brightness of 4000 lumens.