DAHUA LCH75-MC410-B 75-inch Smart Interactive Whiteboard 4K HD Display 4GB RAM 32GB ROM
Short Description
The DAHUA LCH75-MC410-B is a 75-inch 4K Ultra HD Smart Interactive Whiteboard designed for modern classrooms, meeting rooms, and collaborative workspaces. It combines a high-resolution display, responsive multi-touch capability, integrated camera and audio, and an Android 9.0 system for seamless interactivity and content sharing.
Key Features & Uses
Main Features:
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4K UHD Display: 75-inch LED screen (3840 × 2160) for crystal-clear visuals and detailed presentations.
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Multi-Touch Technology: Infrared touch system supporting up to 20 simultaneous touch points, allowing for smooth writing and interaction with fingers or a stylus.
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Built-in Android System: Android 9.0 with 4GB RAM and 32GB internal storage, enabling app installation, browsing, and wireless screen sharing.
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Integrated Camera & Microphones: 5MP camera and dual far-field microphones (6–8m pickup) make it ideal for video conferencing and virtual learning.
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Powerful Audio: Dual 15W speakers provide clear sound for meetings and classrooms.
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Connectivity Options: Includes HDMI, USB, RJ-45 network, and dual-band Wi-Fi (2.4GHz & 5GHz).
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Cross-Platform Support: Compatible with Android and Windows systems, enabling flexible use with laptops, PCs, or built-in OS.
Common Uses:
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Interactive teaching and training environments
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Business meetings, brainstorming, and collaboration sessions
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Video conferencing and remote education
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Digital presentations and whiteboard annotation
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Corporate and educational digital signage
Highlights
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75-inch 4K UHD (3840 × 2160) display
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Infrared multi-touch (up to 20 touch points)
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Android 9.0 operating system
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4GB RAM + 32GB internal storage
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Built-in 5MP camera and far-field microphones
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Dual 15W built-in speakers
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Dual-band Wi-Fi and Ethernet connectivity
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Wireless screen sharing support
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Supports external Windows PC module (optional)
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Designed for classrooms, boardrooms, and conference spaces
Technical Specifications
| Specification | Details |
|---|---|
| Brand | DAHUA |
| Model | LCH75-MC410-B |
| Display Size | 75 inches |
| Resolution | 3840 × 2160 (4K UHD) |
| Panel Type | DLED (Direct LED) |
| Brightness | Approx. 350 cd/m² |
| Aspect Ratio | 16:9 |
| Contrast Ratio | 1200:1 |
| Viewing Angle | 178° (H/V) |
| Touch Technology | Infrared (IR) |
| Touch Points | Up to 20 simultaneous touches |
| Response Time | < 10 ms |
| Operating System | Android 9.0 |
| Processor (CPU) | Quad-core ARM Cortex-A55, up to 1.9 GHz |
| Graphics (GPU) | Mali-G31 MP2 |
| RAM | 4 GB |
| Storage (ROM) | 32 GB |
| Connectivity | HDMI, USB (3.0 and 2.0), RS-232, RJ-45, Audio out, SD slot |
| Wi-Fi | Dual-band (2.4GHz / 5GHz) with hotspot capability |
| Camera | 5 MP integrated |
| Microphones | 2 × far-field (6–8 m pickup) |
| Speakers | 2 × 15 W built-in |
| Power Consumption | ~300 W (typical) |
| Standby Power | ~0.5 W |
| Power Supply | 100–240 V AC, 50/60 Hz |
| Operating Temperature | 0°C – 40°C |
| Storage Temperature | –10°C – 50°C |
| Mounting | Wall mount or mobile stand (VESA 600 × 400 mm) |
| Weight | Approx. 54 kg |
Summary
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All-in-One Solution: Combines display, PC, audio, camera, and touch interactivity in one device.
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Enhanced Collaboration: Supports multiple users writing or drawing simultaneously.
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Seamless Connectivity: Easily connects to laptops, mobile devices, or networks for wireless presentations.
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Integrated AV System: Built-in camera, mics, and speakers simplify video conferencing setup.
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Durable and Professional: Robust design ideal for daily institutional or business use.
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