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55-inch 4K Interactive Display

  • UHD 4K display with resolution of 3840 × 2160.
  • Anti-glare and anti-blocking design to ensure smooth interaction.
  • Dual systems of Android and Windows (optional with 195×30×180mm OPS) saving cost and easy to use, video conferencing software is recommended to run on the Windows system.
  • Quick response, at most 40-point touch controls and smooth writing experience.
  • Multi-button front design for convenient classroom use.
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Available models:

DS-D5B55RB/EL
DS-D5B55RB/EL motherboard kit/8+64G
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DS-D5B55RB/EL
Data Sheet

Specification

  • Product Model
  • Product ModelDS-D5B55RB/EL
  • Display
  • Screen Size55 inch
  • BacklightDLED
  • Resolution3840 × 2160 @60 Hz
  • Brightness350 cd/m² (Typ.)
  • Display Color1.07G
  • Response Time8ms
  • Panel TypeADS
  • Contrast Ratio1200:1 (Static)
  • Color Gamut72% NTSC (CIE1931) (Typ.)
  • Pixel Pitch0.315 (H) × 0.315 (V) mm
  • Refresh Rate60 Hz
  • Viewing Angle178°(H)/178°(V)
  • Aspect Ratio16:9
  • Surface Haze25% Haze
  • Color Depth10 bit (8 bit + FRC)
  • Display Area1209.6 mm × 680.4 mm
  • Working Duration7 × 16H
  • Surface Hardness9H (Pencil) 6 (Mohs)
  • Surface Glass3.2 mm Anti-Glare Glass
  • Transmittance88% ± 3
  • Lifespan30,000 hours
  • Touch
  • TypeInfrared Touch Screen
  • Touch Point40-point multi-touch
  • Touch Response Time＜ 5 ms
  • Minimum Touch Object≥ 2.8 mm (≥ 90% touching area)
  • Touch Precision± 1 mm (≥ 90% touching area)
  • Touch Resolution32768 × 32768
  • Built-in System
  • Operation SystemAndroid 13.0
  • Memory8 GB
  • Built-in Storage64 GB
  • CPUCortex-A55 × 4 (1.92 GHz)
  • HDCP VersionSupport 1.4/2.2/2.3
  • GPUMali-G52 MP2 (2EE)
  • Internal Function
  • LoudspeakerBuilt-in 2 × 20 W
  • Speaker FrequencyF0-20Khz
  • BluetoothBuilt-in BLE (Bluetooth Low Energy) module supports Bluetooth 5.2
  • NFCSupport card reader
  • Light SensorYes
  • Interface
  • Video & Audio InputHDMI In （HDMI 2.0）× 2, Audio In × 1
  • Video & Audio OutputAudio Out × 1
  • Control InterfaceTOUCH-USB 2.0 × 2, RS232 × 1
  • Network InterfaceLAN (100 Mbps) × 2 WIFI AP&Station，2.4G/5G WIFI AP：IEEE 802.11 a/b/g/n/ac 2 × 2 MIMO (2.4 GHz and 5 GHz) authentication protocols WEP, WPA, WPA2, PSK and 802.1X EAP WIFI Station：IEEE 802.11 a/b/g/n/ac/ax 1 × 1 MIMO (2.4 GHz and 5 GHz) authentication protocols WEP, WPA, WPA2, PSK and 802.1X EAP
  • Data Transmission InterfaceUSB 2.0 × 2, USB 3.0 × 2, Type-C × 1 (Type-C supports USB 2.0)
  • Power
  • Power Supply100 to 240 VAC, 50/60 Hz
  • Standby Consumption≤ 0.5 W
  • Max. Consumption210 W (with OPS)
  • Average Consumption130 W
  • Working Environment
  • Working Temperature0 °C to 40 °C (32 °F to 104°F)
  • Working Humidity20%~80% RH
  • General
  • Product Dimensions1262.01 mm × 769.81 mm × 86.10 mm
  • Package Dimensions (W × H × D)1385 mm × 865 mm × 180 mm
  • VESA400 mm × 400 mm (4 × M6-16 mm)
  • Net Weight24.5 kg
  • Gross Weight30 kg
*Product performance is based on testing in a controlled environment. Your results may vary due to several external and environmental factors.

Specification

Product Model
Product Model
DS-D5B55RB/EL
Display
Screen Size
55 inch
Backlight
DLED
Resolution
3840 × 2160 @60 Hz
Brightness
350 cd/m² (Typ.)
Display Color
1.07G
Response Time
8ms
Panel Type
ADS
Contrast Ratio
1200:1 (Static)
Color Gamut
72% NTSC (CIE1931) (Typ.)
Pixel Pitch
0.315 (H) × 0.315 (V) mm
Refresh Rate
60 Hz
Viewing Angle
178°(H)/178°(V)
Aspect Ratio
16:9
Surface Haze
25% Haze
Color Depth
10 bit (8 bit + FRC)
Display Area
1209.6 mm × 680.4 mm
Working Duration
7 × 16H
Surface Hardness
9H (Pencil) 6 (Mohs)
Surface Glass
3.2 mm Anti-Glare Glass
Transmittance
88% ± 3
Lifespan
30,000 hours
Touch
Type
Infrared Touch Screen
Touch Point
40-point multi-touch
Touch Response Time
＜ 5 ms
Minimum Touch Object
≥ 2.8 mm (≥ 90% touching area)
Touch Precision
± 1 mm (≥ 90% touching area)
Touch Resolution
32768 × 32768
Built-in System
Operation System
Android 13.0
Memory
8 GB
Built-in Storage
64 GB
CPU
Cortex-A55 × 4 (1.92 GHz)
HDCP Version
Support 1.4/2.2/2.3
GPU
Mali-G52 MP2 (2EE)
Internal Function
Loudspeaker
Built-in 2 × 20 W
Speaker Frequency
F0-20Khz
Bluetooth
Built-in BLE (Bluetooth Low Energy) module supports Bluetooth 5.2
NFC
Support card reader
Light Sensor
Yes
Interface
Video & Audio Input
HDMI In （HDMI 2.0）× 2, Audio In × 1
Video & Audio Output
Audio Out × 1
Control Interface
TOUCH-USB 2.0 × 2, RS232 × 1
Network Interface
LAN (100 Mbps) × 2 WIFI AP&Station，2.4G/5G WIFI AP：IEEE 802.11 a/b/g/n/ac 2 × 2 MIMO (2.4 GHz and 5 GHz) authentication protocols WEP, WPA, WPA2, PSK and 802.1X EAP WIFI Station：IEEE 802.11 a/b/g/n/ac/ax 1 × 1 MIMO (2.4 GHz and 5 GHz) authentication protocols WEP, WPA, WPA2, PSK and 802.1X EAP
Data Transmission Interface
USB 2.0 × 2, USB 3.0 × 2, Type-C × 1 (Type-C supports USB 2.0)
Power
Power Supply
100 to 240 VAC, 50/60 Hz
Standby Consumption
≤ 0.5 W
Max. Consumption
210 W (with OPS)
Average Consumption
130 W
Working Environment
Working Temperature
0 °C to 40 °C (32 °F to 104°F)
Working Humidity
20%~80% RH
General
Product Dimensions
1262.01 mm × 769.81 mm × 86.10 mm
Package Dimensions (W × H × D)
1385 mm × 865 mm × 180 mm
VESA
400 mm × 400 mm (4 × M6-16 mm)
Net Weight
24.5 kg
Gross Weight
30 kg
For better user experience, we highly recommend you to update your device to the latest firmware asap.
Specification
Product Model
  • Product Model
Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
  • Display
Touch
  • Touch
  • Touch
  • Touch
  • Touch
  • Touch
  • Touch
Built-in System
  • Built-in System
  • Built-in System
  • Built-in System
  • Built-in System
  • Built-in System
  • Built-in System
Internal Function
  • Internal Function
  • Internal Function
  • Internal Function
  • Internal Function
  • Internal Function
Interface
  • Interface
  • Interface
  • Interface
  • Interface
  • Interface
Power
  • Power
  • Power
  • Power
  • Power
Working Environment
  • Working Environment
  • Working Environment
General
  • General
  • General
  • General
  • General
  • General
*Product performance is based on testing in a controlled environment. Your results may vary due to several external and environmental factors.

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