Ultra Short Throw Projector. Teacher teaching experienceTeacher and student after class class questionnaireSecond, other methods used in the research literature research methodDo a certain comparative study. IQ Touch C Pro Interactive LED Touch Screens has dual system of Android 8.0 and optional OPS Windows system with 20 point touch. IQTouch C Pro will create a collaborative and interactive atmosphere in the classroom or workplaces, where partners could work together by casting their mobile devices wirelessly. With IQShare Lite, It could share and display the laptop screen to IQTouch C Pro screen instantly.