75 Inch 4K HD Smart Digital Blackboard with Magnetic Function for Interactive Teaching
Customized 75-inch smart digital blackboard with 4K resolution, magnetic function, and dual Android/Windows systems. Features 20-point touch, remote connectivity, and eco-friendly design for versatile educational and office use.
Magnetic Smart Digital Blackboard
,Small Smart Digital Blackboard
,Customized Electronic Chalk Board
Customized smart digital blackboards and magnetic electronic blackboards represent innovative educational technology providing significant convenience across modern academic institutions, corporate boardrooms, and commercial spaces.
Highly customizable architecture allows users to specify custom dimensions, frame finishes, mounting configurations, and hardware parameters to match their room layout. Advanced smart features enable cloud connectivity and device integration, facilitating remote writing, real-time content transmission, and multi-user collaboration via smartphones or laptops.
Integrated magnetic functionality supports the physical attachment of learning letters, geometric icons, and visual notes directly onto the non-reflective blackboard wings, eliminating paper waste. Zero-bonding AG anti-glare glass and energy-efficient low-power operation further enhance teaching sustainability.
Embedded HD camera and 6-microphone array with 8-meter sound pickup range for distance learning.
Micro-magnetic aluminum honeycomb board with zero-bonding AG anti-glare glass for residue-free writing.
Integrated IC card safety reader for secure teacher login and instant access control.
20-point multi-touch writing panel with gesture erase, ruler, compass, and protractor teaching tools.
- Nano Intelligent Blackboard: Combines traditional chalk writing surfaces with 4K multimedia display technology.
- Sleek Safety Body: Ultra-thin aluminum casing with rounded protective safety corners and patented appearance certification.
- Micro Magnetic Honeycomb: 8H surface hardness aluminum honeycomb board supporting chalk and magnetic attachments.
- Multi-Format Presentation: Front functional interface natively opening Word, Excel, PPT, PDF, 4K video, and images.
- AG Anti-Glare Protection: Double-screen explosion-proof tempered glass preventing reflections from sunlit classroom windows.
- Photosensitive Lighting Control: Automatic brightness sensor adjusting screen output based on ambient room light.
- Five-Finger Gesture Wake-Up: Screen activation with five-finger touch gesture and energy-saving certification.
- Dual System Operation: Integrated dual-system architecture supporting Android and Windows environments.
| Parameter | Specification Value |
|---|---|
| Screen Panel Size | 75 Inch Central D-LED Display |
| Panel Manufacturer | CSOT / BOE Grade A+ Glass |
| Visible Display Area | 1650.24 x 928.26 mm |
| Native Resolution | 3840 x 2160 P (4K UHD) |
| Aspect Ratio | 16:9 Widescreen |
| Overall Brightness | ≥ 350 cd/m² (typical) |
| Brightness Uniformity | 75% Uniform Luminance |
| Screen Contrast Ratio | 1200:1 (Hard Screen) / 4000:1 (Soft Screen) Panel Dependent |
| Response Time | ≤ 8 ms (typical) |
| Pixel Pitch | 0.4298 x 0.4298 mm |
| Refresh Frequency | 60 Hz |
| Viewing Angles | 178° (Horizontal) / 178° (Vertical) |
| Panel Lifespan | ≥ 30,000 Hours Continuous Operating Life |
| Color Gamut & Chromaticity | 72% NTSC, 1.07 Billion Colors (10-bit) |
| HDR & Backlight Type | HDR Processing Supported, D-LED Backlight (OD18) |
| Operating Systems | Dual System Architecture (Android & Windows) |
| Category | Specification Details |
|---|---|
| Sub Board Surface Type | Nano Honeycomb Blackboard (Supports Magnetic Function) |
| Sub Board Color | Matte Black Non-Reflective Finish |
| Quantity | Left Sub-Board x 1, Right Sub-Board x 1 |
| Physical Size | 1108 x 1240.35 x 94 mm per side board |
| Chalk Trough | Full-Length Chalk Storage Trough Supported |
| Safety Corners | Rounded Protective Safety Corners Compliant with School Standards |
Designed for primary schools, universities, and executive conference rooms, the customized 75-inch smart digital blackboard combines anti-glare 4K screen clarity with dual-system teaching tools for seamless lesson delivery.
How does the IC card access system work for teachers?
What is the advantage of 8H surface hardness glass?
Does the built-in microphone pick up sound across large classrooms?
Can the blackboard operate on both Windows and Android?
75 Inch Interactive Display Board with 20 Points Touch and 3840*2160 Resolution for Conference Rooms
