Dahua DHI-LPH75-MC420-C Dahua 75 inch 4K Smart interactive whiteboard

Dahua DHI-LPH75-MC420-C Dahua 75 inch 4K Smart interactive whiteboard

Functions

1. 4K HD Display:

   • Up to 3840 × 2160 resolution for sharp, vivid images.

2. AI Drawing Recognition:

   • Recognizes shapes like lines, arrows, triangles, rectangles, circles, and more for enhanced interactivity.

3. Easy File Sharing:

   • Share files via QR codes across intranet and extranet with encryption and password protection.

4. Advanced File Management:

   • Supports Office, PDF, TXT, and multimedia files for seamless usage.

5. Natural Writing Experience:

   • Equipped with pressure-sensitive pens for realistic and smooth writing on the electronic whiteboard.

6. Wireless Screen Sharing:

   • Interactive two-way screen sharing, split-screen mode (up to 9 screens), and mobile camera transmission in real-time.

7. Wired Screen Sharing:

   • Share content with another device via a direct wired connection.

8. 4K Camera:

   • 8 MP camera with 4K@30 fps, ultra-wide FOV (99° diagonal) for clear live videos in large meeting rooms.

Specifications:

Built-in System

• Android 11.0 OS, upgradable to Android 14.0 over-the-air (OTA).
• Quad-core A73 + Quad-core A53 processor with 2.2 GHz + 2.0 GHz frequency.
• ARM Mali-G52 MP8 GPU for smooth performance.
• 8 GB RAM and 64 GB ROM for ample storage and multitasking.
• NFC support with the ability to bind up to 10 cards.

External Module Compatibility

• Compatible with Windows 7, 8, and 10.

Connectivity

• Dual-band Wi-Fi hotspot (2.4 G/5 G) with simultaneous hotspot and Wi-Fi support.
• Bluetooth 5.2 with BR/EDR/BLE support.
• Comprehensive port options, including USB 3.0 (4 ports), USB 2.0, HDMI IN (2 ports), HDMI OUT, Type-C IN, and RS-232.
• RFID modulation with a 13.56 MHz frequency for seamless card-based interaction.

LCD Display

• 65-inch 4K UHD panel with a resolution of 3840 × 2160.
• DLED backlight with 350 cd/m² brightness and 90% NTSC display color.
• Wide 178° viewing angle (horizontal and vertical) and ≥50,000 hours lifespan.
• 60 Hz refresh rate and 8 ms response time for smooth visuals.
• Anti-dazzle tempered glass for enhanced display clarity and protection.

Camera

• 48 MP camera with 4K resolution and 9x digital zoom capability.
• Ultra-wide field of view (99° diagonal, 87° horizontal, 49° vertical).
• Auto white balance, face detection, and distortion correction.

Touchscreen

• Infrared touch technology with ≤10 ms response time.
• Supports 31 touch points on Android and 50 on Windows.
• Magnetic pen compatibility with natural writing experience.
• Surface hardness of ≥9H for durability.

Speaker and Microphone

• Dual 20 W front speakers with a frequency range of 150 Hz–20 kHz.
• 8-array microphones with long-range pickup (8–12 meters).
• Features AGC, echo cancellation, omnidirectional pickup, and intelligent noise filtering.

General Features

• Metal casing with anti-dazzle tempered glass (3.2 mm thickness).
• Frame color: Black on sides, starry gray on top and bottom.
• Supports wall mounting and mobile bracket installation.
• Power supply: 100–240 VAC, 50/60 Hz with ≤0.5 W standby power.

Environmental Specifications

• Operating temperature: 0°C to +40°C.
• Storage temperature: –20°C to +60°C.
• Operating and storage humidity: 10%–90% (non-condensing).

Dimensions and Weight

• Product dimensions: 1,707.5 mm × 87 mm × 1,067 mm (67.22" × 3.43" × 42.01") (L × W × H)
• Frame Size: Top border: 40.9 mm (1.61"), left and right borders: 17.5 mm (0.69"), bottom border: 65.3 mm (2.57")
• Net weight: 50 Kg (110.23 lb)

Packaging Dimensions and Weight

• Packaging dimensions: 1,875 mm × 227 mm × 1,177 mm (73.82" × 8.94" × 46.34") (L × W × H)
• Packaging gross weight: 71.2 kg (156.97 lb)

Packaging and Accessories

• Includes smart interactive whiteboard, wireless plug-in module, power cord, stylus pens (2), wall mount bracket, remote control, quick start guide, and accessory package.
• Glass thickness: 3.2 mm.