Acer Vero PL2535i 4K DLP Projector (MR.JXW11.001) - Maximum Resolution: 3840 x 2160, Throw Ratio: 1.12 to 1.47 (2057.4 mm@2000 mm), Standard Mode Brightness: 5500 Lumens, Native Aspect Ratio: 16:9, Contrast Ratio: 50 000: 1, Number of Speakers: 1 x 15W Stereo, Lamp Life: up to 30 000 Hours, Connectivity: 2 x HDMI 2.0, 1 x VGA, 1 x RS-232, 3 x Type-A (DC Out (5V/1.5A, USB Type A), USB (Type A), for WiFi Dongle (Type A)), 1 x Audio In, 1 x Audio Out, Weight: 2.90kg