• Size : 55 inches
  
• Display Ratio : 16:9
  
• Backlight : DLED
  
• Resolution : 3840（H）×2160（V）
  
• Viewing Angle : Horizontal 178°，Vertical 178°

Touch System

• Glass Material : Anti-glare tempered glass
  
• Touch Technology : Infrared ray
  
• Touch Point : 20 points
  
• Writing Tools : Finger + opaque object (≥2mm)
  
• Touch Accuracy : ±1mm

Camera

• Location : In the middle of the Upper Bezel
• Pixels : 12 mega pixels
• Automatic Control : Automatic white balance, adaptive ambient brightness
• Lens Distortion : ≤1%
• Smart Switch : Support
• Face Recognition : Support

Microphone Array

• Directivity : Front
  
• Pickup Distance : 8m
• Quantity : 6
• Sampling Frequency : 16KHz
• Sampling Rate : 16bit
• Automatic Control : Automatic gain, automatic noise reduction
• Echo Cancellation : Support
• Auditory Localization : Support

Speaker

• Frequency-domain : 80Hz~20KHz
• Speaker Quantity : 3
• Stereo : Support

Operating System

• Operating System : Android 9.0+win10

Enviroment Requirement

• Power : 100-240V~ 50 / 60Hz
• Altitude : Below 5000 Meters
• Standby Power Consumption : ≤0.5W