Modelp1 video formatmp4 mpeg h264 flv 3gp mpg avi languagesenglish other simplified chinese connectionwired lamp typeled projection technologydlp native resolutionnhd 640x360 supported resolution720p 1280x720 brightnesslumens1530 brightness rangeunder 99 lumens aspect ratio43 contrast ratio8001 projection screen size inch7 70 projection distance m03 4 throw ratio range projector typemini projector supported audio formatogg wma mp3 supported pictu