... have specialized R&D department, appearance engineers/structural engineer with standard test center and Two product lines For LED ... RMVB,RM,MP4,XVID,DAT,RM,RMVBInterface :VGA port (Include VGA and YpbPr),AV,HDMI,USB2.0,SDMenu language:English,French,German, ... 60Hz DC9V ,4.5A, lithium battery 1450mAH,7.4VTechnology :LCD 2"Screw Hole:General specifications of projectorTrapezoid Correction:Auto /Vertical ...