55"/65"/75"/100" All-in-one teaching conference machine   
All-in-one teaching conference machine is used for intelligent all-in-one machine, electronic whiteboard, remote conference. It can be multi-touch, intelligent annotation, wireless screen, scan and save, anti-fingerprint screen, multi-screen interaction, 4K high-definition screen, dual-system switching.
Integrate six major functions
Multi-use, build diversified intelligent office, integrating computer, TV, stereo, tablet, projector and writing whiteboard.
Interactive teaching and interest cultivation
Combining sound, pictures, animation and video to create an interesting teaching context and stimulate students' desire for knowledge.
Multi-touch Multi-person Q&A
Smooth touch writing experience, multiple people can write at the same time, multiple gesture operation, easy and convenient
Anytime, Anywhere Video Conferencing
Powerful remote video conferencing feature allows you to work remotely from anywhere (camera sold separately).
Two-way control with wireless screen
Two-way operation between mobile devices and conferencing machines enables content sharing
Easy quarter-screen comparison at a glance
New human-computer interaction experience, collaborative presentation, two-way operation touch control
Note that a separate wireless screen thrower is required to use the laptop wireless screen.
Document Presentation Creative Annotations
Based on a conferencing system developed under the installation system, optimized for conferencing and user experience, which can be opened directly and easily for presentation annotations.
Content sharing Scan away
You can generate QR codes for writing and annotations on teaching/conference tablets, and easily take them away with a swipe of your mobile phone.
VIP reception
Multiple industry conference themes, multiple welcome templates, and self-editing
4K Ultra HD image quality with anti-glare
178° wide viewing angle, low blue light eye protection mode, to protect your eyesight health
System options Easy switching
Android system, windows system can be switched in real time
Two types of installation
Wall or floor mounting available upon request.

Caution：
Package "WINDOS Touch All-in-One" with 2nd Generation I3/4G+120G as standard, upgradeable to I5 / I7.
The package "Android Touch All-in-One" comes standard with quad-core ARM Cortex A53 1.5GHz 2+8G.

Description
Size: 55"|65"|70"|75"|86"|100"
Machine Size(mm):1259*770|1514*934|1594*964|1737*1060|1990*1202|2261*1332
Screen Size (mm):1213*684|1430*805|1510*835|1652*930 |1897*1068|2208*1245
Screen type: LED anti-interference screen
Resolution:3840*2160 4K Ultra HD
Viewing angle: 178° (H) 178° (V)
Recognition principle: infrared touch
Recognition accuracy: 2mm
Response time: <5 milliseconds
Control Points: 10 touch points
Processor: Intel® Core™ i3
Memory: 4G
Storage: 128G
Power supply: 12V 5A