Dahua 75″ 4K Display Smart Interactive Whiteboard

Dahua 75″ 4K Display Smart Interactive Whiteboard is a high-performance collaboration solution designed for classrooms, training centers, and business environments. With its ultra-clear 4K UHD resolution, responsive multi-touch screen, and built-in smart features, it transforms presentations and lessons into engaging, interactive experiences. Equipped with wireless screen sharing, Android system integration, and versatile connectivity, this whiteboard enhances teamwork and productivity in modern digital spaces.

Product Features

75-Inch 4K UHD Display

Large ultra-high-definition screen delivers sharp, vibrant visuals for teaching, training, and meetings.

Multi-Touch Capability

Supports multiple simultaneous touch points, allowing collaborative interaction for groups.

Built-In Smart System

Integrated Android OS provides smooth operation and access to apps for enhanced functionality.

Wireless Screen Sharing

Easily connect laptops, tablets, and smartphones for real-time content sharing without cables.

Multiple Connectivity Options

Includes HDMI, USB, and Ethernet ports for seamless integration with various devices.

Versatile Applications

Perfect for schools, offices, boardrooms, and training facilities to boost communication and engagement.

Product specifications

 Display & Touch Technology

• Panel Size: 75 inches
• Resolution: 3840 x 2160 (4K UHD)
• Aspect Ratio: 16:9
• Brightness: 350 cd/m²
• Viewing Angle: 178° horizontal / 178° vertical
• Backlight: DLED
• Touch Technology: Infrared (IR)
• Touch Points: 20 simultaneous points
• Response Time: <10 ms
• Writing Modes: Finger and stylus pen
• Touch Resolution: 32,767 x 32,767
• Multi-user Writing: Supports up to 2 users simultaneously​

Built-in System

• Operating System: Android 9.0
• CPU: Quad-core ARM Cortex-A55, 1.9 GHz
• GPU: Mali-G31 MP2
• RAM: 4 GB
• Storage: 32 GB
• Wi-Fi: Dual-band 2.4 GHz / 5 GHz
• Wi-Fi Hotspot: Yes, supports simultaneous hotspot and Wi-Fi​

Connectivity & Ports

• USB Ports: 3 x USB 3.0, 1 x Micro USB
• Network Port: 1 x RJ-45
• Video Input: 1 x HDMI
• Audio Output: 1 x 3.5 mm Line Out
• RS-232: 1 x RS-232
• IR Receiver: 1
• Microphone: 2 built-in omnidirectional microphones​

Camera

• Resolution: 5 MP
• Field of View: 84.5° horizontal / 54.0° vertical / 93.1° diagonal
• Auto White Balance: Yes
• Max Resolution:
  • Android: 1080p @ 30 fps
  • OPS (Optional PC Module): 2560 x 1440 @ 30 fps
• Distortion: ≤5%​

Audio & Microphone

• Speakers: 2 x 15W full-frequency speakers
• Microphone Pickup Distance: 6–8 meters
• Microphone Features:
  • Automatic Gain Control (AGC)
  • Echo Cancellation
  • Intelligent Noise Filtering
  • Omnidirectional Polar Pattern​

General Specifications

• Power Supply: 100–240 VAC, 50/60 Hz
• Power Consumption: 300 W
• Standby Power: 0.5 W
• Operating Temperature: 0°C to +40°C
• Storage Temperature: –10°C to +50°C
• Operating Humidity: 10%–90% RH
• Storage Humidity: 10%–90% RH
• Material: Metal casing with anti-dazzle tempered glass (hardness 7 on Mohs scale)
• Frame Color: Silver bottom; black top, left, and right
• Dimensions (W x H x D): 1,707.2 mm x 1,050.1 mm x 87.1 mm
• Weight: Net: 54 kg; Gross: 65 kg
• Mounting: Wall mount or mobile bracket (VESA 400 x 600 mm)​

Included Accessories

• Smart interactive whiteboard
• Power cords (3)
• Stylus pens (2)
• Quick start guide
• Wall mount bracket (pre-installed)
• Accessory package