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Brand New & Sealed with Manufacturer Warranty
Dahua 65-inch 4K UHD Interactive Smart Whiteboard DHI-LCH65-MC420-B-S2

Features:

Technical Specifications:
Built-In System
Operating System: Android 14
CPU: Quad-Core A73 + Quad-Core A53
CPU Frequency: 2.2 GHz + 2.0 GHz
GPU: ARM Mali-G52 MP8 (8EE)
RAM: 8 GB
Storage Capacity: 64 GB
NFC Features:
Wi-Fi Hotspot: Dual-Band 2.4 GHz / 5 GHz With Simultaneous Hotspot And Wi-Fi Support
External Module Support
Supported Operating Systems:
Display
Screen Size: 65 Inch
Backlight Type: DLED
Aspect Ratio: 16:9
Brightness: 350 Cd/m² (Typical)
Resolution: 3840 × 2160
Viewing Angle:
Display Lifespan: 50,000 Hours
Color Gamut: 90% NTSC (Typical)
Refresh Rate: 60 Hz
Static Contrast Ratio: 1200:1 (Typical)
Response Time: 8 Ms (Typical)
Camera
Camera Resolution:
Auto Control: Auto White Balance
Distortion: -8.6%
Maximum Resolution:
Field Of View:
Face Detection: Yes
Digital Zoom: Up To 9x
Ports & Connectivity
Front Ports:
USB Ports:
Network Ports:
RS-232 Port:
Video Inputs:
Video Outputs:
Audio Outputs:
Touch Ports:
Type-C Input:
Front Button:
Light Sensor: 1
IrDA Receiver: 1
Wi-Fi: Yes
Wi-Fi Modes:
Wi-Fi Standards:
Wi-Fi Frequency Range:
Maximum Wi-Fi Transmission Power:
Bluetooth: Yes
Bluetooth Standard: BR/EDR/BLE, Bluetooth 5.2
Bluetooth Frequency Range: 2400—2483.5 MHz
Maximum Bluetooth Transmission Power: 20 DBm
RFID Modulation Method: ASK
RFID Frequency Range: 13.56 MHz
Maximum RFID Transmission Power: 42 DBuA/m - 10 M
Touchscreen
Touch Technology: Infrared
Touch Response Time: 3.3 Ms
Touch Points:
Valid Touch Accuracy: 1.5 Mm (Over 90% Touch Area)
Writing Mode: Finger + Magnetic Stylus Pen
Anti-Light Interference: Anti-Dazzle Tempered Glass
Surface Hardness: 9H
Touch Resolution: 32,767 × 32,767
Multi-User Writing Points: 10 Points (Over 90% Touch Area)
Audio
Speaker Configuration: 2.0 Channel
Speaker Output: 2 X 20 W
Speaker Frequency Range: 150 Hz—20 KHz
Built-In Speakers: 2
Microphone
Microphone Type: 8-Array Microphones
Pick-Up Distance: 8 M—12 M (26.25 Ft—39.37 Ft)
AGC Support: Yes
Echo Cancellation: Yes
Polar Pattern: Omnidirectional
Intelligent Noise Filtering: Yes
Power
Power Supply: 100—240 VAC, 50/60 Hz
Power Consumption:
Standby Power Consumption: 0.5 W
Environmental
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
Physical Specifications
Product Material: Metal Casing
Protective Glass: 3.2 Mm Anti-Dazzle Tempered Glass
Glass Thickness: 3.2 Mm
Casing Color: Black Sides With Starry Gray Top And Bottom
Product Dimensions: 1485.5 X 87 X 942 Mm
Frame Size:
Packaging Dimensions: 1623 X 227 X 1068 Mm
Net Weight: 41 Kg
Gross Weight: 59.6 Kg
VESA Mount Pattern: 500 X 400 Mm
Installation Options:
What's in the Box: