Description
Model: DHI-LCH86-MC410-B-S2
Dahua Deep Hub DHI-LCH86-MC410-B-S2 4K Smart Interactive Whiteboard
Overview
- Displays in 4K Ultra HD and uses 4K UI
- With its 2 built-in mid-high frequency speakers, the device supports 2.0-channel audio output, and its total power is 30 W.
- Microsoft Office and other related software can be installed, and it can play audio and video files in various formats.
- Offers a smooth writing experience through handwriting recognition, pen writing, its fast writing response speed, and pen pressure recognition.
- Support AI recognition of text and drawings.
- Built-in 8 array microphone and AI 48M camera , produces highquality visuals and audio communication.
- Seamlessly calls the camera and microphone of the whiteboard through its Type-C IN port and screen projector.
- Wireless Screen Sharing
In addition to basic file sharing, the device offers wireless screen sharing, interactive operations between two screens, and reverse transmissions. It also supports screen grouping (multiple transmission), host mode (for overall permission control), real-time transmission of images, videos, and audios from the wireless camera of the mobile phone to the device, and split-screen mode that displays up to 9 splits on the same screen.
Specifications
Built-in System
| Operating System | Android 14 |
|---|---|
| CPU | Quad-core A55 |
| CPU Frequency | 1.9 GHz |
| GPU | ARM Mali-G52 MP2 (2EE) |
| RAM | 8 GB |
| ROM | 64 GB |
| NFC | No |
Function
| Operating System of External Module | Windows 7/8/10/11 |
|---|---|
| Wi-Fi Hotspot | Dual-band 2.4 G/5 G; Supports enabling hotspot and Wi-Fi at the same time |
LCD Panel
| Screen Size | 86 inch |
|---|---|
| Backlight | DLED |
| Aspect Ratio | 16:9 |
| Brightness | 350 cd/m² (typ.) |
| Resolution | 3840 × 2160 |
| Viewing Angle | H: 178°; V: 178° |
| Lifespan | ≥50, 000 hrs |
| Display Color | ≥72% NTSC |
| Refresh Rate | 60 Hz |
| Static Contrast Ratio | IPS: 1200 (typ.) |
| Response Time | ≤8 ms (typ.) |
Camera
| Camera | Android: Photo: 48 MP; Video: 4 MP Windows: Photo: 4 MP; Video: 4 MP |
|---|---|
| Auto Control | Auto white balance |
| Distortion | ≤5% |
| Max. Resolution | 2560 × 1440@30 fps |
| Field of View | D: 88°, H: 79°, V: 51° |
| Face Detection | No |
Device Ports
| Light Sensor | 1 |
|---|---|
| Front Button | 1 × power button |
| Front Ports | 1 × USB 2.0 |
| Network Port | 1 × RJ-45 |
| Wi-Fi | Yes, 1 × Station, 1 × AP |
| Wi-Fi Standard | Station: 802.11b/g/n/a/ac/ax AP: 802.11b/g/n/a/ac/ax |
| Wi-Fi Frequency Range | 2400–2483.5 MHz, 5150–5350 MHz, 5470–5725 MHz, 5725–5850 MHz |
| MAX Power Transmission (Wi-Fi) | ≤20 dBm@2400–2483.5 MHz; ≤23 dBm@5150–5250 MHz; ≤20 dBm@5250–5350 MHz; ≤27 dBm@5470–5725 MHz; ≤14 dBm@5725–5850 MHz |
| Bluetooth | Yes |
| Bluetooth Standard | BR/EDR/BLE, BT5.2 |
| Bluetooth Frequency Range | 2400–2483.5 MHz |
| MAX Power Transmission (Bluetooth) | ≤20 dBm@2400–2483.5 MHz |
| USB | 1 × USB 3.2 Gen1 Type-A; 2 × USB 2.0 Type-A; 1 × Micro USB 2.0 |
| RS-232 | 1 × DB9 male connector |
| Video Input | 2 × HDMI 2.0 (4K@60 Hz) |
| Audio Output | 1 × 3.5 mm Line Out port |
| Others | 1× Touch port |
| IrDA | 1 |
| Microphone | 8 arrays |
| Type-C Port | 1 × USB 2.0 device + 5 W charging |
Touchscreen
| Response Time | ≤5 ms |
|---|---|
| Touch Technology | Infrared |
| Touch Points | Android: 32 points, Windows: 40 points |
| Valid Touch | 2 mm (0.1″) (over 90% touch area) |
| Writing Mode | Finger + Pen (attaches magnetically) |
| Anti-light Interference | Anti-dazzle tempered glass |
| Surface Hardness | ≥9H |
| Touch Resolution | 32767 × 32767 |
| Number of Multi-user Writing Points | 5 points 3mm (over 90% touch area) |
Speaker
| Number of Cavities | 2 |
|---|---|
| Frequency | 150 Hz–20 kHz |
| Power | 2.0 sound channel, front-end: 2 × 15 W |
| Built-in Speaker | 2 |
Microphone
| Pick-up Distance | Long-range sound pickup: 8 m–12 m (26.25 ft–39.37 ft) |
|---|---|
| Number of Microphones | 8 arrays |
| AGC | Yes |
| Echo Cancellation | Yes |
| Polar Pattern | Omnidirectional |
| Intelligent Noise Filtering | YES |
General
| Power Supply | 100–240 VAC, 50/60 Hz |
|---|---|
| Power Consumption | 182 W (basic), 340 W (max) |
| Operating Temperature | 0 °C to +40 °C (+32 °F to +104 °F) |
| Storage Temperature | –20 °C to +60 °C (–4 °F to +140 °F) |
| Operating Humidity | 10%–90% (RH), non-condensing |
| Storage Humidity | 10%–90% (RH), non-condensing |
| Product Material | Metal casing |
| Protective Glass | 3.2 mm Anti-dazzle tempered glass |
| Casing Color (Frame/Rear) | The left and right sides are black, and the top and bottom are starry gray |
| Product Dimensions | 1,953.8 mm × 115.7 mm × 1,177.2 mm (76.9″ × 4.6″ × 46.3″) (L × W × H) |
| Frame Size | Top border: 35.3 mm (1.4″), left and right borders: 17.5 mm (0.69″), bottom border: 40 mm (1.6″) |
| Packaging Dimensions | 2,090 mm × 227 mm × 1,315 mm (82.28″ × 8.94″ × 51.77″) (L × W × H) |
| Net Weight | 68 kg (149.9 lb) |
| Gross Weight | 73.4 kg (161.8 lb) |
| Holes Distance | 800 mm × 400 mm (31.50″ × 15.75″) |
| Installation | Wall mount; mobile bracket |
| Standby Power Consumption | ≤0.5 W |
| Packing List | 1 × Smart interactive whiteboard 1 × Wireless plug-in module 1 × Power cord 2 × Stylus pen 1 × Quick start guide 1 × Legal and regulatory information 1 × Wall mount bracket 1 × Accessory package 1 × Remote control |
