Dahua LCH75-MC410-B Smart Interactive Whiteboard 75 Inches - 4K Display

Features

• Description
• Dahua LCH75-MC410-B Smart Interactive Whiteboard 75 Inches - 4K Display, Android and Windows Support, Multiple Devices Wireless Sharing, Network Support Touchscreen Monitor
• Key Features
• Built-in System
• Operating System of External Module: Android 9.0
• CPU
• Type: Quad-core A55
• Frequency: 1.9 GHz
• GPU
• Type: Mali-G31 MP2
• Memory
• RAM: 4 GB
• ROM: 32 GB
• Function
• 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
• Panel Dimensions: 55-inch; 65-inch; 75-inch; 86-inch
• Backlight: DLED
• Aspect Ratio: 16:9
• Brightness:
• 55-inch: 300 cd/m²
• 65-inch: 350 cd/m²
• 75-inch: 350 cd/m²
• 86-inch: 400 cd/m²
• Resolution: 3840 (H) × 2160 (V); UI: 1920 (H) × 1080 (V)
• Viewing Angle: H: 178°; V: 178°
• Lifespan: 50,000 hours
• Refresh Rate: 60 Hz
• Static Contrast: 1200:1
• Camera
• Pixel: 5 MP
• Auto Control: Auto white balance
• Distortion: ≤ 5%
• Max. Resolution: Android: 1080p@30fps; OPS: 2560 × 1440@30fps
• Field of View: H: 84.5°; V: 54.0°; D: 93.1°
• Device Ports
• Light Sensor: 1
• Front Button: 1 × Power button (right side)
• Front Ports: 1 × USB 3.0 (left side)
• Network Port: 1 × RJ-45
• Wi-Fi: 1 × Wi-Fi; 1 × hotspot
• USB: 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
• Touchscreen
• Touch Technology Type: IR touch technology
• Response Time: < 10 ms
• Touch Points: 20
• Valid Touch: 2 mm
• Writing Mode: Finger + Stylus pen
• Touch Resolution: 32767 × 32767
• Number of Multi-user Writing Points: 2
• Speaker
• Power: Full frequency: 2 × 15 W
• Built-in Speaker: 2
• Microphone:
• Pick-up Distance: Far-field sound pickup: 6 m–8 m (19.69 ft–26.25 ft)
• Number of Microphones: 2
• AGC: Yes
• Echo Cancellation: Yes
• Polar Pattern: Omnidirectional
• Intelligent Noise Filtering: Yes
• General
• Power Supply: 100–240 VAC, 50 Hz/60 Hz
• Power Consumption:
• 55-inch: 200 W
• 65-inch: 250 W
• 75-inch: 300 W
• 86-inch: 400 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
• Installation: Wall mount, mobile bracket
• Standby Power Consumption: 0.5 W
• Packing List:
• Smart interactive whiteboard 1
• Power cord 3
• Stylus pen 2
• Quick start guide 1
• Wall mount bracket (already installed on the whiteboard) 1
• Accessory package 1