Dahua 86-inch 4K Smart Interactive Whiteboard (LCH86-MC410-B)

The Dahua 86-inch 4K Smart Interactive Whiteboard is a large-format interactive display designed for advanced collaboration, education, and corporate communication. With an Ultra HD 3840 x 2160 resolution and a massive 86-inch screen, it delivers highly detailed visuals suitable for presentations, training sessions, and immersive group discussions. Built with Android 9.0 and optional Windows support via PC module, it functions as a complete smart collaboration system. Featuring IR touch technology, wireless screen sharing, and an integrated 5MP camera with microphones and speakers, it is engineered for seamless hybrid meetings, interactive teaching, and real-time teamwork.

Product Features

86-inch 4K Ultra HD Large Display

The 4K UHD resolution provides sharp and vivid image quality across a large 86-inch screen. It ensures clear visibility for large rooms, making it ideal for boardrooms, lecture halls, and conference environments.

Advanced IR Multi-Touch Interaction

The IR touch system supports up to 20 touch points with fast response and precise input. Users can write, annotate, and interact using both stylus and finger, enabling collaborative and engaging presentations.

Built-in Android 9.0 Smart System

The integrated Android operating system allows direct access to applications, office tools, and multimedia playback without requiring an external computer. This enhances usability and flexibility in professional environments.

Wireless Screen Sharing Across Devices

The whiteboard supports wireless screen sharing from smartphones, tablets, and laptops. This enables real-time content sharing and improves collaboration efficiency in meetings and classrooms.

Integrated 5MP Camera for Video Collaboration

The built-in 5MP camera delivers high-quality video output for conferencing and remote communication. It supports up to 1080p on Android and higher resolution via OPS systems for professional hybrid meetings.

Dual 15W Speaker System with Far-Field Microphones

The integrated audio system includes dual 15W full-range speakers and omnidirectional microphones. With echo cancellation, noise filtering, and AGC, it ensures clear voice capture and output across large meeting spaces.

Multi-System Compatibility with Windows and Android

The device supports both Android and Windows environments through optional PC module integration. This allows seamless switching between operating systems for flexible usage scenarios.

Anti-Dazzle Tempered Glass Surface

The anti-glare tempered glass surface enhances durability while reducing reflections. It ensures comfortable viewing and writing even under strong lighting conditions.

Product Specifications

• Model: LCH86-MC410-B
• Display size: 86 inches (available variants: 55, 65, 75, 86 inches)
• Resolution: 3840 x 2160 (4K UHD)
• Aspect ratio: 16:9
• Panel type: DLED backlit LCD
• Brightness: 400 cd/m² (86-inch model)
• Contrast ratio: 1200:1
• Refresh rate: 60Hz
• Viewing angles: 178° horizontal / 178° vertical
• Lifespan: 50,000 hours
• Operating system: Android 9.0
• CPU: Quad-core A55 (1.9 GHz)
• GPU: Mali-G31 MP2
• RAM: 4GB
• ROM: 32GB
• Connectivity: Wi-Fi (2.4GHz/5GHz), hotspot support, RJ-45 Ethernet, RS-232, HDMI IN, USB 3.0, Micro USB, 3.5mm audio out, IRDA
• USB ports: 3 x USB 3.0 + 1 x Micro USB
• Touch technology: IR touch system
• Touch points: Up to 20
• Touch response time: <10 ms
• Touch resolution: 32767 x 32767
• Writing support: Finger and stylus input
• Camera: 5MP integrated camera
• Video output: Up to 1080p@30fps (Android), 2560 x 1440@30fps (OPS)
• Field of view: H 84.5°, V 54°, D 93.1°
• Microphones: 2 far-field omnidirectional microphones
• Audio: 2 x 15W full-range speakers
• Audio features: AGC, echo cancellation, intelligent noise filtering
• Power supply: 100–240V AC
• Power consumption: 400W (86-inch model)
• Standby power: 0.5W
• Operating temperature: 0°C to 40°C
• Storage temperature: -10°C to 50°C
• Operating humidity: 10% to 90% RH
• Installation: Wall mount or mobile bracket
• VESA mounting: 400 x 750 mm (86-inch)
• Material: Metal casing with anti-dazzle tempered glass
• Net weight (86-inch): 64 kg
• Gross weight (86-inch): 77 kg
• Dimensions (86-inch with camera): 1953.4 x 87.1 x 1205.1 mm
• Included accessories: Power cords, 2 stylus pens, quick start guide, wall mount bracket, accessory package