Projector Epson EB-E01; LCD, XGA, 3300Lum, 15000:1, WhiteProjection System: 3LCD Technology, RGB liquid crystal shutter LCD Panel: 55 inch with C2 FineColor Light Output: 3,300 Lumen- 2,200 Lumen (economy) In accordance with ISO 21118:2013 White Light Output: 3,300 Lumen - 2,200 Lumen (economy) In accordance with ISO 21118:2013 Resolution: XGA, 1024 x 768, 4:3 Aspect Ratio: 4:3 Contrast Ratio: 15,000 : 1 Light source: Lamp Lamp: UHE, 210 W, 6,000 h durability, 12,000 h durability (economy mode) Keystone Correction: Manual vertical: ± 30 °, Manual horizontal ± 30 ° Colour Video Processing: 10 Bits 2D Vertical Refresh Rate: 100 Hz - 120 Hz Colour Reproduction: Upto 1.07 billion colours Zoom: Digital, Factor: 1.35 Lens: Optical Screen Size: 30 inches - 350 inches Projection Distance Wide/Tele: 1.76 m ( 60 inch screen) Projection Lens F Number: 1.44 Projection Lens Focal Length: 16.7 mm Projection Lens Focus: Manual Offset: 8 : 1 USB Display Function: 2 in 1: Image / Mouse Interfaces: VGA in, HDMI in, USB 2.0 Type B Security: Kensington lock, Security bar, Password protection Other features: AV Mute Slide, Auto source search, Built-in speaker, Horizontal and vertical keystone correction, Long lamp life, Quick Corner, Split-Screen-Function Supply Voltage: AC 100 V - 240 V, 50 Hz - 60 Hz Product dimensions: 302 x 237 x 82 mm (Width x Depth x Height) Product weight: 2.4 kg