Professional 3lcd projector - wxga resolution - 3000 lumens - hdmi/usb - built-in speaker key features: versatile projector with 3lcd technology resolution: wxga (1280 x 800 pixels) brightness: 3000 lumens image projection up to 378 inches lamp life up to 12,000 hours (eco mode) 1.35x digital zoom, h/v keystone correction (manual +/-30°), quick corner 1x hdmi 1.4 + 1x usb-a 2.0 + 1x usb-b 2.0 (service) wireless projection by adding the optional elpap11 module built-in 5 watt speaker manufacturer warranty: 2 years (return to workshop)