বিস্তারিত
Features
• 4K UHD anti-glare display delivers images with extreme detail.
• Ultra-narrow bezel design for perfect aesthetics.
• Dual Wi-Fi modules with both Wi-Fi and hotspot support for other mobile devices.
• High-precision infrared touch technology allows up to 50-point touch and 20-point write, realizing smooth co-authoring.
• Multiple utility buttons on the front panel such as power, volume control, settings, etc.
• A variety of quick tools such as annotation, screenshot, etc., with a floating window, improves usability and interaction efficiency.
• Wireless screen mirroring from various operating systems such as Android, iOS, and Windows to the display with one touch.
• Fast file transfer allows users to quickly transfer files to the display via a QR code.
• OTA remote upgrade allows the system to be upgraded online without backing up data.
• Optional 4K camera and microphone modules for immersive remote collaboration.
• A variety of front interfaces allow users to easily and quickly plug/unplug USB drives and other tools.
• OCR recognition. The whiteboard can automatically recognize text

Panel
Backlight: DLED
Panel Size: 75"
Resolution: 3840 x 2160
Brightness (cd/m²): 350
Contrast Ratio: 1200 : 1
Response Time (ms): 8
Viewing Angle (H/V): 178°/178°
Color Support: 1.07 billion
Refresh rate (Hz): 60
Color gamut: 72%
Lifespan: 50000H
Haze Value: 25%
Surface Hardness: 9H (7 on the Mohs scale)
Display Size (mm): 1649.66 x 927.94
Pixel Pitch (H x V) (mm): 0.4296 x 0.4296
Touch
Touch Control: Contactless IR sensor, supports 50‑point touch, 20‑point write
Touch Precision(mm): ±1
Recognizable Object: 10 points, 2mm
Glass: 4mm tempered glass, 7H (Mohs), anti‑glare
Touch Response Time (ms): ≤ 2
Touch screen Input: Opaque objects (e.g. fingers, pens)
Touch technology: Infrared touch
System
CPU Frequency: 2.4GHz
CPU: RK3588: 4 x Cortex‑A76 based 2.4 GHz + 4 x Cortex‑A55 based 1.8 GHz
RAM/ROM: DDR4: 8GB, eMMC: 128GB
Android Version: Android 13.0
Interface
Video Input: 3 x HDMI IN (4K), 1 x DP IN, 1 x VGA IN, 1 x YPbPr IN
Video Output: 1 x DP OUT, 1 x HDMI OUT (4K)
Audio Input: 1 x AUDIO IN
Audio Output: 1 x EARPHONE, 1 x coaxial audio output interface (COAX)
Other Interfaces: 1 x RS232, 3 x front USB 3.0, 4 x on‑board USB 3.0, 2 x TOUCH USB, 2 x Type‑C, 1 x TF CARD, 1 x IR IN
Network: 1 x LAN OUT, 1 x LAN IN
Audio
Speaker:
Left channel 20W: 1 x treble (5W) + 1 x bass (15W)
Right channel 20W: 1 x treble (5W) + 1 x bass (15W)
Wi-Fi
Wi-Fi Configuration: Wi-Fi 5+Wi-Fi 6, supports 5 GHz/2.4 GHz
Wi-Fi Performance: 30m² coverage, 20m transmission distance in open space
Bluetooth
Bluetooth Version: 5.2
Bluetooth Performance: 10m transmission distance in open space
OSD
Multi-Language: 26 (Simplified Chinese, Traditional Chinese, English, Japanese, Arabic, French, Spanish(ES-ES), Spanish(ES-MX), Portuguese(ES-ES), Portuguese(ES-MX), Portuguese, German, Italian, Dutch, Polish, Korean, Catalan, Galician, Vietnamese, Bulgarian, Kazakh, Russian, Ukrainian, Thai, Uzbek, Hungarian, Croatian)
VESA
Wall Mount Hole (mm): 600 x 400
Wall Mount Screw: 4 x M8 screw hole
General
Power Supply: AC 100 to 240 V, 50/60 Hz
Overall Power Consumption (W): 320 (without OPS)
Standby Power Consumption (W): < 0.5
Product Dimensions (W x H x D) (mm): 1720 x 1035 x 90
Package Dimensions (W x H x D) (mm): 1877 x 1199 x 229
Operating Temperature: 0°C to 50°C
Weight (Kg):
Net weight: 53.0
Gross weight: 60.5
Operating Humidity: 10% to 90% RH (noncondensing)
Storage Temperature: -20°C to 60°C
Storage Humidity: 0% to 95% RH (noncondensing)
Accessories Included: 1 x power cable, 2 x stylus pen, 1 x quick guide, 1 x wall mounting bracket, 1 x IR remote control
Certification
Certification: Energy Star, CE LVD, CB, ERP, CE EMC, FCC, RCM
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