Acer QH15s Full HD Projector (MR.JXV11.001) - Maximum Resolution: 1920 x 1080, Zoom Digital 1.1x: Throw Ratio: 1.25, Standard Mode Brightness: 180 Lumens, Native Aspect Ratio: 16:9, Contrast Ratio: 1000: 1, Number of Speakers: 2 x 3W, Connectivity: 1 x HDMI, 1 x USB, 1 x Audio Out, Weight: 1kg