Projection System: LED+Single LCD Brightness: 2600 lumens Resolution: 800x600 Support: 1080p, 720p Contrast ratio: 800:1 Aspect ratio: 4:3/16:9 High Difinition: 1080p, HD compatible Noise: 28dB Screen Size: 40'-135' Digital zoom & Manual focus: yes LED lamp li Input: HDMI/Video/ S-video/VGA/Component video Built-in TV tuner: Digital TV/Cable TV Audio Output: 2 x RCA Built-in Speaker: 2 x 2Watts Power Comsuption: 90W Voltage: N.W.: 3Kgs Dimensions: 330*260*127mm Warranty: 2 years, lamp inclued Other Features: Music2FM, Dust free, Full-structured The FAQS ofATSCprojectorAbout the Music2FM for video projector?With this function, you can easily enjoy the wonderful TV games or watching TV without disturbing the people around you. Moreover, sitting in an environment without other surounding noise, our video projector makes you feel the True Home Theater.This is what luxcine video projector offer you 2. About HD commpatible for the video projectorHD compatible, means that the videoprojector can be input HD sources, whose resolution can be as high as 1920*1080(say, FULL HD). In order to get a get a better image, many devices are updated to put out higher resolution. And in order to work with high resolution sources, some time some displayers such as TV and video projector have to be upscaled. To keep in mind that many sources, such as DVD, is not recorded in a high definition way. So if these programmes are put out with a high definition format, while the displayer is also upscaled to meet the needs of being high definited, the image itself can not be really upgraded indeed.