... files at any time.*Built-in TV.*Built-in DVD*Connects to various A/V devices such as MP3 ... /MP4/MP5 players, PSPs, PMPs, DVs, DVD players, cell phones, etc. *Memory Slot SD/MMC/MS ... 120"(1.2M-4M)Aspect ratios4 : 3/16 : 9(DVD Mode Only)Operation temp0-400CZoom rationFixed zoomSource inputAV in,SD ... 1. LED projector 1024*768 native resolution 2. Built DVD player 3. AV,VGA, TV, USB, SD etc. ...