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85 Inch Smart Digital Blackboard with 4K Resolution and Dual System for Interactive Teaching

85 Inch Smart Digital Blackboard with 4K Resolution and Dual System for Interactive Teaching

85 Inch Smart Digital Blackboard with 4K Resolution and Dual System for Interactive Teaching
85 Inch Smart Digital Blackboard with 4K Resolution and Dual System for Interactive Teaching
Categories Smart Digital Blackboard
Aspect Ratio: 16:9
Color Gamut: 85% NTSC
Brightness: ≥450cd/㎡
Overall Brightness: 500cd/m²(typ.)
Life: 30,000 hrs.
Operating system: Android 9.0 + Win10/Win11 Optional
Response time: 8ms (typ.)
Viewing angle: 178°(H) X 178°(V)
Panel Size: 85 inch
Pixel Pitch: 0.4935mm * 0.4935mm
Refresh frequency: 60(Hz)
Visible area: 1895.04 * 1065.96 mm
Screen Contrast: 1200:1(Typ.)_Hard Screen 4000:1(Typ.)_Soft Screen
Brand Name: MTHGH
Model Number: XYC-85
Certification: CE FCC
Place of Origin: China
MOQ: 1 Set
Price: Negotiable
Payment Terms: L/C,T/T,Western Union
Supply Ability: 10000 Piece
Delivery Time: 7-10 Work Days
Interface: USB2.0/3.0
Packaging Details: Standard carton package : carton+ plastic bag+ foam+ honeycomb paperboard+ pack thread.
Screen Size: 85 inch
Brightness uniformity: 75%
Resolution: 4K(3840*2160) or 1920*1080
Backlight Type: D-LED
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Company Info.
Xingyicheng (Shenzhen) Technology Co., Ltd.
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85 Inch Smart Digital Blackboard with 4K Resolution and Dual System for Interactive Teaching

Intelligent Digital Blackboard Wireless 85 Inch Dual System Teaching Solution
85 Inch 4K 3840 x 2160 Display
Dual System Windows & Android OS
500 cd/m² High Luminance Output
CSOT / BOE / LG Grade A+ D-LED Glass
85 Inch Smart Digital Blackboard Wireless Dual System

Intelligent digitalization has become mainstream in modern teaching and corporate meeting environments. This advanced blackboard features an 85-inch high-definition LCD screen with dual-system operation, enabling seamless integration of multiple functions including wireless screen projection, voice recognition, and precise multi-touch operation.

In educational settings, teachers utilize this blackboard to create more engaging and interactive visual lessons, helping students better comprehend complex concepts. For business applications, teams leverage the technology to conduct efficient video conferences and real-time collaboration, significantly enhancing workplace productivity.

The system offers comprehensive customization options to meet specific institutional requirements, ensuring optimal functionality for diverse applications. This electric smart digital blackboard combines multiple advanced features to improve both educational effectiveness and workplace efficiency.

A wide smart board displaying a Windows desktop background on its center screen
Key Capabilities
Wireless Tech
Screen Mirroring

Cast tablet, smartphone, or laptop screens wirelessly onto the 85-inch 4K panel without messy cable clutter.

Dual System
Windows & Android OS

Seamless one-touch switching between Windows and Android environments for total software compatibility.

Visual Quality
500 cd/m² Luminance

D-LED backlight technology with hardware blue-light protection ensures crystal-clear viewing under bright lights.

Sub-Board Tech
Dual Nano Honeycomb

Flanking magnetic blackboards supporting liquid chalk and standard dustless chalk writing.

  • Wireless Projection: Mirror multi-device content wirelessly for flexible classroom and boardroom collaboration.
  • Dual System Engine: Run specialized educational and enterprise applications on Windows and Android seamlessly.
  • Eye-Care Screen: Anti-glare glass with Net Blue Light protection and 178° wide viewing angles.
  • Multi-Touch Surface: High-precision multi-user writing, drawing, and annotation support.
Technical Specifications
ParameterSpecification Value
Display Size85 Inches Central D-LED Panel
Panel ManufacturerCSOT / BOE / LG Grade A+ Glass
Visible Area (mm)1895.04 x 1065.96 mm
Display Resolution3840 x 2160 P (4K UHD) / 1920 x 1080 P Option
Aspect Ratio16:9 Widescreen
Overall Brightness500 cd/m² (typical)
Brightness Uniformity75% Uniform Luminance
Screen Contrast Ratio1200:1 (Hard Screen) / 4000:1 (Soft Screen) Panel Dependent
Response Time8 ms (typical)
Pixel Pitch0.4935 mm x 0.4935 mm
Refresh Frequency60 Hz
Viewing Angles178° (Horizontal) / 178° (Vertical)
Panel Lifespan≥ 30,000 Hours Continuous Operating Life
Color Gamut & Chromaticity85% NTSC, 1.07 Billion Colors (10-bit)
Eye Protection FeaturesHardware Net Blue Light Filtering & HDR Supported
Operating SystemsDual System Architecture (Windows & Android)
Left & Right Sub Board Parameters
CategorySpecification Details
Sub Board TypeNano Honeycomb Blackboard (Supports Dustless Chalk & Magnetics)
Sub Board ColorMatte Black Non-Reflective Surface
QuantityLeft Sub-Board x 1, Right Sub-Board x 1
Physical Size1108 mm x 1240.35 mm x 94 mm per side board
Chalk TroughFull-Length Storage Chalk Trough Supported
Safety CornersRounded Safety Corners Compliant with School Standards
Product Application Scenarios

Our 85-inch electric smart digital blackboards are deployed across primary classrooms, higher-education lecture halls, and corporate training centers, offering complete dual-system versatility for both educators and corporate teams.

A smart blackboard featuring a man pointing at artwork while a child watches during learning An upper smart board displaying students and lower board showing a student reading A standalone flat-panel interactive touch display with a dark screen interface
Frequently Asked Questions
How does wireless projection work on the 85-inch display?
Users can wirelessly mirror laptops, tablets, and smartphones to the central screen with a single click, supporting multi-screen split displays for interactive lessons and meetings.
Does the system support both Windows and Android operating systems?
Yes, the 85-inch blackboard features a wireless dual-system architecture, allowing seamless one-touch switching between Windows and Android environments.
What materials can be used on the nano honeycomb side boards?
The nano honeycomb sub-boards support standard dustless chalk, liquid chalk pens, water-based markers, and magnetic teaching tools.
What is the lifespan of the 85-inch 4K D-LED panel?
The Grade A+ D-LED screen panel is rated for at least 30,000 hours of continuous operating life with anti-flicker and blue light protection.
Interactive Gallery & Classroom Activities
A top board showing students and a bottom board displaying educational interactions
Interactive Dual Board Collaboration
A smart blackboard showing a blue desktop screen with math formulas written on side wings
Math Lesson & Software Interface

If you want to order in bulk, you can come to the factory for a tour! Welcome!

Product Tags:

Custom Smart Digital Blackboard

  

Smart Digital Blackboard Wireless

  

75 Inch smart black board

  
Quality 85 Inch Smart Digital Blackboard with 4K Resolution and Dual System for Interactive Teaching for sale

85 Inch Smart Digital Blackboard with 4K Resolution and Dual System for Interactive Teaching

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