the eb-530 delivers premium quality images and offers a number of additional features in its standard features to bring high value to users. this projector is the ideal solution for classrooms or small conference rooms, can be fixed to a wall or ceiling or can be placed on a table closer to the wall to give you more space.technologyprojection system: 3lcd technologylcd panel: 0.55 inch with mla (d8)picturecolor light output: 3, 200 lumen-1, 800 lumen (economy)white light output: 3, 200 lumen - 1, 800 lumen (economy) in accordance with iso 21118: 2012resolution: xga, 1024 x 768, 4: 3aspect ratio: 4: 3contrast ratio: 16, 000: 1lamp: 215 w, 5, 000 h life, 10, 000 h life (in standby mode)keystone correction: manual vertical:? 15?, manual horizontal? 15?video editing: 10 bits2d vertical refresh rate: 50 hz - 85 hzcolor reproduction: upto 1.07 billion colorsopticsprojection ratio: 0.55: 1zoom: digital, factor: 1 - 1.35lens: opticalprojected image diagonal: 50 inches - 108 inchesprojection distance - wide: 0.5 m (50 inch screen)projection distance - tele: 1.3 m (108 inch screen)projection lens aperture number: 1.6focal length: 6.4 mmfocus: manualshift: 9.51: 1possibility of connectionusb display: 3 in 1: image/mouse/soundinterface: cinch audio in, microphone input, stereo mini jack audio (2x), stereo mini jack audio out, component in (2x), composite in, hdmi in, vga in, ieee 802.11b/g/n (optional), ethernet interface (100 base-tx/10 base-t), rs-232c, usb 2.0 type b, usb 2.0 type aconnect smart device: ad-hoc/infrastructureadvanced functionssecurity: kensington lock, security bar, wireless lan lock, wireless lan security, password protectionfeatures and features: built-in speaker, customizable user logo, digital zoom, dynamic light control, horizontal and vertical keystone correction, color modes: blackboard, dynamic, presentation, srgb, theatergeneral informationpower consumption: 298 watts, 221 watts (economy), 0.28 watts (standby)power supply: ac 100 v - 240 v, 50 hz - 60 hzproduct dimensions: 344 x 315 x 94 mm (width x depth x height)product weight: 3.7 kgmax. noise level: normal: 37 db (a) - economy: 29 db (a)temperature: operation 5? c - 35? c, storage -10? c - 60? cair humidity: operation 20% - 80%, storage 10% - 90%included software: easymp monitor, easymp multi pc projection, easymp network projectionaccessories: connection and control box, document camera, quick wireless usb key, quick carry wall mount, soft carry case, wireless lan unitspeakers: 16 wattscope of delivery: computer cable, main unit, power cable, remote control incl. batteries, setup guide, software (cd), user manual (cd)otherwarranty: 5 years at the supplier, lamp: 5 years or 1.000 h