Dahua LCH75-MC410-B 75″ Smart Interactive Whiteboard
- 75-inch 4K UHD DLED smart interactive whiteboard for offices and classrooms.
- Runs on Android 9.0 with 4 GB RAM and 32 GB storage for smooth collaboration.
- Supports Android + Windows workflows (Windows via optional PC module) with wired and wireless networking.
- Wireless screen sharing supports host mode, screen grouping, reverse transmission, and up to 9-way split screen.
- IR touch with stylus writing plus built-in 5 MP camera and QR scan file sharing with 6-digit password verification.
- Description
Description
Dahua LCH75-MC410-B 75″ DeepHub Lite Smart Interactive Whiteboard
The Dahua DeepHub Lite Series Smart Interactive Whiteboard (LCH75-MC410-B) is designed to digitalize offices and classrooms with a large 75-inch 4K UHD display and smooth collaboration features. Powered by Android 9.0 with a built-in quad-core CPU and GPU, 4 GB RAM, and 32 GB storage, it delivers reliable performance for writing, controlling, and content display.
With a high-precision infrared touch sensor and a 4K DLED panel, DeepHub Lite supports video conferencing, wireless screen sharing, UHD display, and scan-and-go sharing—helping teams and educators run more efficient sessions. It also supports using both Android and Windows (Windows requires an optional PC module), with wired and wireless networking support and customizable startup channels.
Real Writing Experience
The intelligent whiteboard supports pen-point writing. With Zero Air Gap technology and low latency, writing feels natural and responsive—ideal for annotations, brainstorming, and teaching.
Wireless Screen Sharing with Advanced Collaboration Modes
Share screens wirelessly from phones, computers, and tablets. Beyond basic file sharing, the device supports interactive operations between two screens, reverse transmissions, screen grouping (multiple transmission), host mode (permission control), and split-screen mode that displays up to 9 splits on the same screen.
Easy to Share via QR Scan
Share files quickly by scanning a QR code. The system can determine the device network to support sharing across intranet and extranet, and supports QR code encryption/extraction with 6-digit password verification for improved privacy and data security.
Hidden Antenna Design
The Wi-Fi and hotspot antenna is concealed at the front of the device, helping maintain stable signal strength for clean, flush-mounted installations while keeping the setup sleek.
Built-in Camera for Video Communication
A built-in 5 MP camera supports modern video conferencing and collaborative communication workflows.
Ideal Use Scenarios
The whiteboard is ideal for indoor sites such as meeting rooms, command centers, hospitals, banks, and classrooms.
Specification
| • Model: | LCH75-MC410-B |
| • Series: | DeepHub Lite Series | DHI-LCH55/65/75/86-MC410-B |
| • Product Type: | Smart Interactive Whiteboard |
| • Built-in System OS: | Android 9.0 |
| • CPU: | Quad-core A55 |
| • CPU Frequency: | 1.9 GHz |
| • GPU: | Mali-G31 MP2 |
| • RAM: | 4 GB |
| • ROM: | 32 GB |
| • Applicable Operating Systems: | Windows 7/8/10; Android |
| • WiFi: | Dual-band 2.4 Ghz/5 Ghz |
| • Wi-Fi Hotspot: | Dual-band 2.4 Ghz/5 Ghz; supports enabling hotspot and Wi-Fi at the same time |
| • LCD Panel Size: | 75-inch |
| • Backlight: | DLED |
| • Aspect Ratio: | 16:9 |
| • Brightness: | 350 cd/m² |
| • Resolution: | 3840 (H) × 2160 (V); UI: 1920 (H) × 1080 (V) |
| • Viewing Angle: | H: 178°; V: 178° |
| • Lifespan: | 50,000 hours |
| • Display Color: | 1.07 B/10 bit (8 bit + FRC) |
| • Response Time: | 8 ms (typ.) |
| • Refresh Rate: | 60 Hz |
| • Static Contrast: | 1200:1 |
| • Camera Pixel: | 5 MP |
| • Camera Auto Control: | Auto white balance |
| • Camera Distortion: | ≤ 5% |
| • Camera Max. Resolution: | Android: 1080p@30fps; OPS: 2560 × 1440@30fps |
| • Camera Field of View: | H: 84.5°; V: 54.0°; D: 93.1° |
| • Device Ports: | Light Sensor × 1; IrDA × 1 |
| • Front Button: | 1 × Power button (right side) |
| • Front Ports: | 1 × USB 3.0 (left side) |
| • Network Port: | 1 × RJ-45 |
| • Wi-Fi Modules: | 1 × Wi-Fi; 1 × hotspot |
| • USB Ports: | 3 × USB 3.0; 1 × Micro USB |
| • RS-232: | 1 × RS-232 |
| • Video Input: | 1 × HDMI IN |
| • Audio Output: | 1 × 3.5 mm (Line out) |
| • Others: | 1 × Touch |
| • Touch Technology Type: | IR touch technology |
| • Touch Response Time: | < 10 ms |
| • Touch Points: | 20 |
| • Valid Touch: | 2 mm |
| • Writing Mode: | Finger + Stylus pen |
| • Communication Mode: | USB |
| • Anti-light Interference: | Anti-dazzle tempered glass |
| • Surface Hardness: | 8H |
| • Touch Resolution: | 32767 × 32767 |
| • Multi-user Writing Points: | 2 |
| • Speakers: | 2 built-in speakers |
| • Speaker Power: | Full frequency: 2 × 15 W |
| • Microphones: | 2 |
| • Pick-up Distance: | Far-field sound pickup: 6 m–8 m (19.69 ft–26.25 ft) |
| • AGC: | Yes |
| • Echo Cancellation: | Yes |
| • Polar Pattern: | Omnidirectional |
| • Intelligent Noise Filtering: | YES |
| • Power Supply: | 100–240 VAC, 50 Hz/60 Hz |
| • Power Consumption: | 110 W (typ.); 300 W (max.) |
| • Standby Power Consumption: | 0.5 W |
| • Operating Temperature: | 0 °C to +40 °C (32 °F to +104 °F) |
| • Storage Temperature: | –10 °C to +50 °C (–14 °F to +122 °F) |
| • Operating Humidity: | 10%–90% (RH) |
| • Storage Humidity: | 10%–90% (RH) |
| • Product Material: | Metal casing |
| • Protective Glass: | Anti-dazzle tempered glass with a hardness of 7 on the Mohs scale |
| • Casing Color (Frame/Rear): | Bottom: Silver; top/left/right: black |
| • Product Dimensions: | 1,707.2 mm × 87.1 mm × 1,050.1 mm (67.21″ × 3.43″ × 41.34″) (L × W × H) |
| • Product Dimensions (with camera): | 1,707.2 mm × 87.1 mm × 1,066.4 mm (67.21″ × 3.43″ × 41.98″) |
| • Frame Size: | Top: 43.1 mm (1.70″); left/right: 16.1 mm (0.63″); bottom: 67.8 mm (2.67″) |
| • Packaging Dimensions: | 1,810 mm × 235 mm × 1,157 mm (71.26″ × 9.25″ × 45.55″) |
| • Net Weight: | 54 kg (119.10 lb) |
| • Gross Weight: | 65 kg (143.30 lb) |
| • Holes Distance (VESA): | 400 mm × 600 mm (15.75″ × 23.62″) |
| • Installation: | Wall mount, mobile bracket |










