22 inch Electronic Class Board

  • 1920×1080P@60Hz full HD, 10-point capacitive touch, and 8-millisecond rapid response
  • 27-millimeter-thick body with anti-glare toughened glass, preventing strong light interference and violent destruction
  • Built-in light sensor module helps automatically adjust screen brightness to match surrounding lighting conditions, displaying clear pictures with energy saved
  • Built-in 2 MP WDR camera captures clear images when facing against the light
  • Recognize up to 5 persons in one second, meeting the requirements of quick attendance check for elective class
  • Built-in omnidirectional microphone picks up sound within a radius of at least one meter
  • Control access control devices through Wiegand protocol, and door locks with relays
  • Built-in 13.56 MHz RFID card-swiping module with high response speed, compatible with the standard card of type A and B

Specification

  • Product Model
  • Product ModelDS-D6122TH-B/C
  • Display
  • Viewing Angle178°(V)/178°(H)
  • Screen Size21.5 inch
  • Active Display Area476.06 mm (H) × 267.79 mm (V)
  • BacklightTFT-LCD
  • Resolution1920 × 1080
  • Brightness600 cd/m²
  • Color Depth8 bit
  • Contrast Ratio≥ 1000:1
  • Response Time≤ 14 ms
  • Color Gamut72%
  • Reliability7 × 16 h
  • Built-in System
  • Operation SystemAndroid 6.0.1
  • CPUCortex-A17, 4 Cores, 1.6 GHz
  • Memory2 GB
  • Built-in Storage16 GB EMMC
  • Smart
  • Lens2 MP WDR Camera
  • Face Database20,000 pictures, JPG format allowed
  • Face Detection DistanceUp to 5 m (196.86'') 0.3 m to 1.5 m (11.81'' to 59.06'') recommended Adjustable through software
  • Face Verification Accuracy>99%
  • Face Verification Time≤ 0.5 s/person
  • Touch
  • Touch TypeCapacitive touch
  • Glass3 mm anti-glare toughened glass
  • Touch Point10
  • Interface
  • Network InterfaceLAN × 1, built-in Wi-Fi
  • Data Transmission InterfaceUSB 2.0 × 2, BT 4.0 × 1, Card-swiping for IC card, Access control linkage
  • Internal Function
  • LoudspeakerBuilt-in Speaker × 2
  • Power
  • Standby Consumption≤ 0.5 W
  • Power Consumption≤ 40 W
  • Working Environment
  • Working Temperature0 ℃ to 40 ℃ (30 ℉ to 104 ℉)
  • Working Humidity10% to 90%
  • General
  • Product Dimensions (W × H × D)518.26 mm × 359.99 mm × 27 mm (20.40'' × 14.17'' × 1.06'') (without wall-mounted backboard) 518.26 mm × 359.99 mm × 28.3 mm (20.40'' × 14.17'' × 1.11'') (with wall-mounted backboard)
  • Package Dimensions (W × H × D)660 mm × 584 mm × 113 mm (25.98'' × 22.99'' × 4.45'')
  • Net Weight7.18 kg (15.83 lb)
  • Gross Weight8.32 kg (18.34 lb)
  • Packing List21.5-inch digital signage × 1, L-shaped T10 wrench × 1, power cord × 1, power adapter × 1, torx screw for security × 2, package of mounting bolts × 2, quick start guide × 1

Specification

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