A music player is integrated which meets the requirement for playing background music during the lecture.All programs or files to open are pre-configured, so you can open them quickly and comfortably without running into a mess.Write or draw directly on the screen,and what on them can be saved automatically.Using spotlight and curtain can attract the audience to focus on the current key area.Mouse tracking magnification and full-screen magnification are supported.An electronic pointer is like a real pointer.You can draw all kinds of lines, rectangles, circles, or add text marks or picture marks on the desktop, so the interpretation or demonstration can be clearer.
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