Guangdong Hua En Audio-Video Technology Co., Ltd.
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Equipped with Android 11.0 smart operating system and unique 4K UI design; all interface UI resolutions are in 4K ultra-high definition.
4-core 64-bit high-performance CPU, Quad-core ARM Cortex-A55, with a maximum supported clock of 1.5GHz.

Ultra-narrow 14mm bezel design, overall appearance in black matte material.
Front-disassemblable high-precision infrared touch frame, with touch accuracy of ±1mm, touch height ≤1mm, supporting 20-point touch, and high sensitivity.
Equipped with OPS interface, expandable for dual systems; one USB interface supports USB sharing functionality between computers and Android.
Network follow function, supports using one network cable for both Android and OPS device to access the internet simultaneously (optional).
Multiple theme switching options.
When an external USB is connected, the system automatically enters USB permission mode, requiring a password to unlock for enhanced file security protection.

4K writing whiteboard with 4K ultra-high definition resolution for precise and detailed writing strokes.
High-performance writing software, supporting single-point, multi-point, and variable-size pen color, adding brushstroke writing effects, and allowing the insertion of images, videos, PDFs, browsers, adding pages, gesture erasing, zooming in and out, roaming, scanning for sharing, and annotation on any channel or interface
Infinite zooming on the whiteboard pages, with the ability to freely undo and redo without limitations on the number of steps.
Explosion-proof toughened glass with Mohs hardness level 7, ensuring safety and providing an enhanced writing experience.

Built-in efficient meeting software such as WPS, welcome interface, etc.
Built-in 2.4G/5G dual-frequency, dual-network cards, supporting simultaneous use of wireless internet and WIFI hotspot.
Wireless screen mirroring, supporting multiple screens mirroring simultaneously, enabling functions such as mirror control, video, music, document sharing, etc.
Automatic recognition and seamless switching of external input signal sources for easy and convenient screen transitions.

High-definition image processing engine: image motion compensation, color enhancement processing, point-to-point sharp display technology.
Intelligent all-in-one machine with compass five-finger touchscreen tracking.
Customizable startup screen, themes, and backgrounds. The local media player supports automatic categorization, meeting various needs for different occasions.
The sidebar buttons, gesture activation methods, and touch control switches can be freely switched, transforming the meeting machine into an advertising display.
Full-channel output function: Output real-time images in high-definition, stable, and low latency to external devices.

One-key hardware self-check, conducting tests on modules such as network, RTC, temperature, light sensitivity, touch, system memory, OPS, etc.

Screen Size
65"  /  75"  /  85"  /  98"
Backlight Type
Screen Contrast
Response Time
Pixel Pitch
0.372*0.372 mm(H×V)
Frame Rate
60 Hz
Viewing Angle
178°(H)/ 178°(V)
Color Saturation (x% NTSC)
Visible Area
65": 1430*804mm  /  75": 1652*930mm  /  85": 1871.4*1053.6mm  /  98": 2158.8*1214.4mm
 Color Depth 1.07B(8bit)
30,000 hrs
System Version
Android 11.0
Quad-core ARM Cortex-A55
Mali-G52 MP2(2EE)
Internal Cache Capacity (RAM)
Internal Storage Capacity (ROM)
32 GB Standard
100 V ~ 240 V/AC, 50/60 Hz
Maximum Power (without OPS)
OPS Power Supply
Standby Power Consumption
Audio Power
Maximum Effective Pixels
3840*3380(13 million pixels, downward compatible)
Dual System Recognition for Camera
Includes built-in 8-array microphone array, supports camera module.
Effective Pickup Distance for Microphone
10 meters (high sensitivity)
Signal-to-Noise Ratio for Pickup Module
61dB of(94 dB SPL@1KHz,A-weighted)
Supported Features
Echo cancellation, beamforming, and noise reduction for clear and distinct voice reproduction.

AGC for smooth volume adjustment, boosting highs and enhancing lows for a consistent communication experience.
Operating Temperature
0℃ ~ 40℃
Storage Temperature
-10℃ ~ 60℃
Simplified Chinese/Traditional Chinese/English/Korean
Dimension (Length*Width*Thickness)
65": 1488.4*907*92.4mm  /  75": 1710*1037.6*89.6mm  /  85": 1934.8*1164.1*89.6mm  /  98": 2218.4*1321.7*93.2mm
65": 38±1.5kg  /  75": 54±1.5kg  /  85": 70±1.5kg  /  98": 110±1.5kg