The present invention relates to an electronic teaching apparatus, comprising: a main body having a space portion formed therein and having at least one input means; And a transmission unit which is disposed in the space unit and transmits the input signal inputted from the input unit to an external output unit. Thus, it is possible to easily move and rearrange the lecture by constructing the power line and the communication line, The present invention also relates to a wireless electronic teaching apparatus having an advantage that it can provide a pleasant educational environment such as not being obstructed by a passage because there is no line.
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