Description
Technical Specifications
- Dahua Business MC410-B-S2 75-inch interactive whiteboard
- Android 14 operating system
- A55 quad-core processor
- Processor frequency: 1.9 GHz
- ARM Mali-G52 MP2 (2EE) graphics processor
- 8 GB RAM
- 64 GB ROM memory
- Compatibility with an external Windows 7/8/10 module
- Dual-band 2.4 GHz / 5 GHz Wi-Fi access point with simultaneous support for AP and Wi-Fi
- 1 brightness sensor
- 1 front power button
Video and Display
- 75-inch screen with LED backlight
- 4K UHD resolution of 3,840 × 2,160
- 4K user interface
- 16:9 aspect ratio
- Typical brightness of 350 cd/m²
- Viewing angle of 178° horizontally and 178° vertically
- Lifespan equal to or greater than 50,000 hours
- Color gamut equal to or greater than 72% NTSC
- 60 Hz refresh rate
- Typical IPS static contrast of 1,200:1
- Typical screen response time ≤ 8 ms
- Built-in camera with 48 MP photo capture and 4 MP video
- Maximum camera resolution: 2560 × 1440 at 30 frames per second
- Automatic white balance
- Distortion ≤ 5 %
- Field of view of 88° diagonally, 79° horizontally, and 51° vertically
Features
- Management of Office files, images, videos, audio files, PDFs, and TXT files
- Installation of Microsoft Office and related software
- Playback of audio and video files in various formats
- File sharing via QR code
- QR code encryption and extraction with 6-digit password verification
- Wireless screen sharing
- Interactive operations between two screens and reverse transmission
- Screen grouping with multi-stream broadcasting
- Host mode for global permission control
- Real-time broadcasting of images, videos, and audio files from the mobile phone's wireless camera
- Split-screen mode with up to 9 divisions on a single screen
- Use of the whiteboard camera and microphone via the Type-C IN port and screen projector
- Smooth writing response with stylus, handwriting recognition, and pressure recognition
- Finger and stylus writing with magnetic attachment
- Anti-glare tempered glass with light protection
- Surface hardness ≥ 9H
- Infrared touch technology
- 32 touch points under Android and 40 touch points under Windows
- Touch response ≤ 5 ms
- Touch recognition area of 2 mm over 90% of the touch surface
- Touch resolution of 32,767 × 32,767
- 5 multi-user writing points of 3 mm over 90% of the touch surface
Smart Functions
- AI recognition of text and drawings
- AI recognition of hand-drawn shapes such as lines, arrows, triangles, parallelograms, trapezoids, rectangles, pentagons, circles, cylinders, pentagrams, semicircles, and ellipses
Audio
- 2 built-in speakers
- 2 speaker cavities
- 2.0 audio system with 2 × 15 W
- Speaker frequency: 150 Hz to 20 kHz
- 8-array microphone
- Sound pickup range of 8 m to 12 m
- AGC
- Echo cancellation
- Omnidirectional directivity
- Intelligent noise filtering
Communication Interface
- 1 front USB 2.0 port
- 1 USB 3.0 Type-A port
- 2 USB 2.0 Type-A ports
- 1 Micro USB 2.0 port
- 1 RS-232 port with male DB9 connector
- 2 HDMI 2.0 4K inputs at 60 Hz
- 1 3.5 mm Line Out audio output
- 1 touch port
- 1 IrDA
- 1 Type-C port functioning as a USB 2.0 device with 5 W charging power
Network
- 1 RJ-45 port
- Wi-Fi with 1 station and 1 access point
- Wi-Fi standard for station 802.11b/g/n/a/ac/ax
- Wi-Fi standard for access point: 802.11b/g/n/a/ac/ax
- Wi-Fi frequency range: 2,400-2,483.5 MHz, 5,150-5,350 MHz, 5,470-5,725 MHz, and 5,725-5,850 MHz
- Bluetooth BR/EDR/BLE BT5.2
- Bluetooth frequency range: 2,400-2,483.5 MHz
Power Supply
- 100-240 V AC, 50/60 Hz power supply
- Base consumption of 141.5 W
- Maximum consumption of 270 W
- Standby consumption ≤ 0.5 W
Environmental Conditions
- Operating temperature: 0 °C to +40 °C
- Storage temperature: -20 °C to +60 °C
- Operating humidity: 10 % to 90 % RH non-condensing
- Storage humidity: 10 % to 90 % RH non-condensing
Physical Characteristics
- Metal casing
- 3.2 mm anti-glare tempered glass
- Black left and right sides, starry grey top and bottom parts
- Wall or mobile stand installation
- Hole spacing: 600 mm × 400 mm
- Dimensions: 1,707.6 mm × 115.7 mm × 1,038.5 mm
- Top bezel 35.3 mm, side bezels 17.5 mm, and bottom bezel 40 mm
- Weight: net 50 kg, gross 58.4 kg
Contents
- Dahua Business 75-inch interactive whiteboard DAHUA-5393 (DHI-LCH75-MC410-B-S2)
- 1 plug-in wireless module
- 1 power cable
- 2 styluses
- 1 quick start guide
- 1 legal and regulatory information notice
- 1 wall mount bracket
- 1 accessory pack
- 1 remote control