Acer X1128i SVGA DLP Projector
is a wireless-capable projector designed for use in small- to medium-sized rooms at home or for presentations at the office. It offers high brightness, a 20,000:1 contrast ratio, and support for 3D content via HDMI.  

Feature     Specification
Projection System    DLP™
Native Resolution    SVGA (800 x 600)
Maximum Resolution    WUXGA (1920 x 1200)
Standard Brightness    4,800 ANSI Lumens
Contrast Ratio    20,000:1
Native Aspect Ratio    4:3
Compatible Aspect Ratio    16:9
Lamp Life    Up to 15,000 hours in ExtremeEco mode
Wireless Connectivity    Yes, via an optional wireless dongle
Throw Ratio    1.94 to 2.16
Image Size    23 to 300 inches
Digital Zoom    2x
Keystone Correction    Vertical: -40°/+40°
Audio    1x 3W mono speaker

Features
Wireless Projection: The X1128i supports wireless projection with an optional dongle, allowing you to present or stream content from your device without being physically connected.
High Brightness: With up to 4,800 lumens, it is capable of producing clear, vibrant images even in rooms with ambient light.
High Contrast: The 20,000:1 contrast ratio delivers detailed images and video with a good level of black and white separation.
3D Support: The projector is compatible with HDMI 3D displays, providing an immersive 3D viewing experience when paired with optional 3D glasses.
BlueLightShield™ Technology: This feature helps reduce eye strain by mitigating the amount of blue light emitted from the projector.
ColorSafe II Technology: This technology helps prevent color decay, ensuring that colors remain consistent and natural over time.
Multiple Ports: It includes a variety of input and output ports, such as HDMI, VGA, and USB, for versatile connectivity.