iq touch interactive display.(7) Electromagnetic : mainly done through a special pen with electromagnetic induction touch panel away calculated electromagnetic induction pen trace on the panel , because of the need to use special electromagnetic pen and can not do multi-point , some special outside the aircraft , without generating other applications , some applications attempt to use an electromagnetic or in combination with a resistor and a capacitor , but the high cost , fear nor long-term reliability.

iq touch interactive display.(7) Electromagnetic : mainly done through a special pen with electromagnetic induction touch panel away calculated electromagnetic induction pen trace on the panel , because of the need to use special electromagnetic pen and can not do multi-point , some special outside the aircraft , without generating other applications , some applications attempt to use an electromagnetic or in combination with a resistor and a capacitor , but the high cost , fear nor long-term reliability. IQTouch K interactive touch screen feature 20-point touch and dual system -- Android 8.0 system and optional OPS Windows 10Pro system. Its 4K UHD resolution facilitates presentations and collaboration. With optional multi-screen casting software, IQClass 6.0 and installation-free IQClass Plus software, IQTouch K Series can help create an interactive and collaborative teaching atmosphere in class.