Smart Tech Smart Board GX-V3  Zero(0) Series Interactive Display with no embedded OC, 4K Touch Screen, 40 Touchpoints. The OS-Free Smart Board GX Zero series gives you everything you need to get started Interactivity turns static presentations into interactive sessions and keeps every student engaged.  Object Awareness™ means pens write, fingers move, and palms erase so that teachers can focus on teachable moments without technology distractions. Let students share ideas and classwork from connected student devices using app-based screen sharing. Teachers can guide learning with touchback to Windows and Mac computers. Browse the web, and use the whiteboard, apps and widgets to increase student engagement. Access your documents with cloud storage, use WPS office, and more.