Learning-teaching the distance education requires teachers and teaching equipment that can be used to teach students more than 1 classroom, and in many places, such as major basic causes do not want to hire teachers and buy supplies for teaching the same subjects of place.The teacher can choose to give student asking a question because each has the size and the number of students is not large, there were only a few students. By making devices. For example microphones, cameras, DVDs and TV monitors, etc.