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The Nano Smart Blackboard revolutionizes teaching by integrating traditional chalkboard functionality with advanced touchscreen technology. Boasting 4K resolution and multi-touch capabilities, it enables seamless switching between digital multimedia presentations and handwritten notes, fostering dynamic, collaborative learning environments Its innovative hybrid design allows educators to write with chalk or stylus directly on the anti-glare, low-blue-light display, while simultaneously accessing digital resources. Key features include:
The 75-inch 4K Smart Blackboard combines advanced touch LCD technology, traditional writing functionality, and smart interactive features to redefine classroom teaching and collaborative learning. Designed for modern educational environments, this interactive board brings high-resolution display, seamless multi-touch support, and robust connectivity into one unified solution.
Ultra-clear 3840×2160 resolution delivers crisp visuals for teaching content, videos, presentations, and annotations.
Supports multi-point touch control and writing with finger, stylus, or chalk-like pens, combining digital and traditional teaching methods.
Integrates a nano writing board surface with an interactive display to allow seamless transition between digital and manual input, enhancing teaching fluidity.
This includes custom hardware configurations, your own brand logo, personalized packaging, and software language localization—such as Spanish, Arabic, Indonesian, and more.
Built-in Android/Windows compatibility with multiple ports (HDMI, USB, LAN) enables versatile connectivity for external devices and multimedia playback.
Enables split-screen, screen sharing, and wireless projection features for group interaction and collaborative learning.
Engineered with anti-glare tempered glass and an A+ grade panel for long service life, eye-friendly viewing, and robust classroom usage.
Primary and secondary schools
Training centers and corporate learning environments
Conference rooms and collaborative spaces
Technical Specifications (Highlight Section)
We offer full OEM/ODM/SKD/CKD services for all models of our interactive displays. Whether you’re a distributor, brand owner, or project integrator, we can tailor the product to meet your market needs.
Transform Your Learning Environment Today. Contact QDE-SX for a complete smart classroom solution.
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Display |
Screen size |
75/86/98 inch |
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light source |
DLED backlight |
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Physical resolution |
3840 * 2160 |
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display scale |
16:09 |
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brightness |
350cd/m2 (Typ) |
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Screen contrast |
1200:1 (typ.) - Hard screen/4000:1 (typ.)/- Soft screen depending on Panel |
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Pixel pitch (mm) |
0.4935mm * 0.4935mm |
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refresh frequency |
60Hz |
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Visual perspective |
178 ° (H)/178 ° (V) |
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Color gamut (% NTSC) |
72% NTSC |
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Chromaticity |
1.07B |
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HDR |
support |
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response time |
≤ 8ms |
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Android |
chip |
982 |
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CPU |
GHz A55 |
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GPU |
Mali- G52MP2 |
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System support |
Android 11.0 |
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Internal capacity |
4G+32G |
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Interface |
WIFI,USB2.0,USB3.0,LAN,VGA,AUDIO, |
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RECOVE,HDMI,MIC,POWER |
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Windows(optional) |
chip |
Intel |
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CPU |
i5/i7(optional) |
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Running memory |
8G (optional) |
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Hard disk storage |
256G SSD(optional) |
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interface |
WIFI,USB2.0,USB3.0,LAN,VGA,AUDIO,RECOVE,HDMI,MIC,POWER |
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Touch |
Touch technology |
Nano silver capacitor technology |
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Fitting method |
Zero/full stickers |
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Glass specifications |
4mm AG tempered glass |
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Input method |
Finger or capacitive pen |
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Maximum output points |
eight p.m. |
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Touch deviation |
≤ 2mm, touch accuracy |
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Transmittance |
≥ 82% |
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Haze |
≤ 2.5 |
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surface hardness |
≥ 7H |
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