1：Aluminum alloy frame, surface sandblasting and anodic oxidation treatment, iron shell back cover, active heat dissipation.
2：Ultra HD display with up to 3840 × 2160 resolution of input signal available.
3：Built-in Wi-Fi realizes Mira casting without any cable connection.
4：Built-in interactive whiteboard system allows annotating and sharing by QR code.
5：4mm Anti-glare AG glass physical tempered anti-riot glass，strengthen the visual effect and enhance the touch experience，relieve eye fatigue and reduce eye damage caused by glare
6: supports 20 touch points, better smoothness, faster writing speed;
7: Using the OPS slot of the international general standard, the integrated plug-in design is convenient
for upgrading and maintenance, and there is no visible external connection line of the computer
module, and the body is beautiful;
8: Front expansion port: USB*3、HDMI*1、TOUCH *1、Type-C*1;
9: 15Wx2 in front of the speaker to prevent the sound effect from deteriorating due to the built-in environment;
10: One button of the front button to start， long press to open and close the screen and host at the
same time, easy to operate;
11: Android 11.0 system comes with electronic whiteboard, annotation function, annotation function can;