China whiteboards lcd touch screen android system with pen and stand smart white board to school

1.Aluminum alloy body with front access touch frame module

2.Intelligent black board detecting features(Once black board activated, LED backlit off)

3.Available in a wide range of sizes:55″,65″,75″,86″, 98″,100″or customized

4.China whiteboards lcd touch screen android system with pen and stand smart white board to school