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best large touch screen displays

best large touch screen displays.To measure in the Y- axis direction, the top bus is biased to VREF and the bottom bus is biased to 0V . The ADC input is connected to the left or right bus, and the voltage can be measured when the top layer is in contact with the bottom layer. Figure 5 shows a simplified model of a four-wire touch screen when two layers are in contact. For a four-wire touch screen, the ideal connection method is to connect the bus biased to VREF to the positive reference input of the ADC , and connect the bus set to 0V to the negative reference input of the ADC .

IQTouch K Interactive Display

best large touch screen displays.To measure in the Y- axis direction, the top bus is biased to VREF and the bottom bus is biased to 0V . The ADC input is connected to the left or right bus, and the voltage can be measured when the top layer is in contact with the bottom layer. Figure 5 shows a simplified model of a four-wire touch screen when two layers are in contact. For a four-wire touch screen, the ideal connection method is to connect the bus biased to VREF to the positive reference input of the ADC , and connect the bus set to 0V to the negative reference input of the ADC . 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.

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Let’s See IQTouch K Interactive Display

4K UHD Display

Stunning 4K UHD can display a cystal clear image on
screen.

20 Touch Points

Enable an interactive and collaborative teaching atmosphere
in classroom.

Built in Wifi hotspot & Optional
Multi-screen casting Software

Support to cast your devices to the screen wirelessly,
and your devices can control the screen wirelessly.

Easy-to-Use Built-in Whiteboard
Software

Built-in Whiteboard software under Android system allow to do
two separate screen teaching and three separate screen teaching.

All-channel Annotation

Enable to annotate under Android system and
Windows system.

Power On/Off Lock and Screen Lock can
be Set with A Password Respectively

Support to lock screen and lock power on/off button
to avoid student malfunction and secure privacy.

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