https://www.epson.eu/en_EU/products/projectors/short-distance/eb-530/p/13923 Projection System: 3LCD Technology Color Light Output: 3.200 Lumen- 1.800 Lumen (economy) In accordance with IDMS15.4 White Light Output: 3.200 Lumen - 1.800 Lumen (economy) In accordance with ISO 21118:2020 Native Resolution: XGA Native Aspect Ratio: 4:3 Light source: Lamp Lamp Life: 5.000 h durability (normal mode), 10.000 h durability (economy mode) Keystone Correction: Manual vertical: ± 15 °, Manual horizontal ± 15 ° Throw Ratio: 0,55:1 Zoom: Digital, Factor: 1 - 1,35 Recomended Screen Size: 50 inches - 108 inches Projection Lens Focus: Manual Offset: 10 : 1 Interfaces: USB 2.0-A, USB 2.0, RS-232C, Ethernet interface (100 Base-TX / 10 Base-T), Wireless LAN IEEE 802.11b/g/n (optional), VGA in (2x), VGA out, HDMI in, Composite in, Component in (2x), S-Video in, Jack plug out, Jack plug in (2x), Microphone input, Cinch audio out USB Display Function: 3 in 1: Image / Mouse / Sound Built-in speaker: 16 Watt