The Acer X1129 is a versatile digital projector designed to enhance presentations and multimedia experiences. With a maximum brightness of 4800 lumens and a contrast ratio of 20,000:1, the projector delivers vibrant images in various lighting conditions. The built-in speaker provides integrated audio output with an output power of 3 watts, ensuring that audio complements visual content effectively. This projector supports a native resolution of 800 x 600 and up to 1920 x 1200 when resized, making it suitable for a wide range of content types, including cinema and presentations. Features such as EcoProjection Technology, DynamicBlack technology, and the Acer Bluelight Shield make it an efficient choice for long sessions, while the vertical keystone correction enhances image alignment. With multiple connectivity options, including HDMI, VGA, and RCA inputs, it is adaptable to various devices for seamless connectivity.