This is an Acer X1123HP DLP projector, featuring a brightness of 4,000 lumens.It offers a native resolution of SVGA (800 x 600) and supports a maximum resolution of WUXGA (1920 x 1200).The projector includes HDMI and VGA connectivity options for compatibility with various devices.It has a contrast ratio of 20,000:1 and a lamp life of up to 10,000 hours in eco mode.