... cost. 2. Interactive electronic writing:Imitate the effects of white board, blackboard writing , save and print the writing, record the ... meeting, teaching, training or conducting area. replace the white board and projector. 3.TV Function Support all functions of ... PAL,NTSC, provide HDMI`AV,YPBPR ,can connect with DVD,VCD media player, applicable to high definition ecinema, daily entertainment. ...