LG 55TR3DK-B interactive whiteboard 139.7 cm (55") 3840 x 2160 pixels Touchscreen Black

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  • 55"
  • 3840x2160 (UHD)
  • 8 ms
  • 60 Hz
  • NTSC 72%
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SKU #: 55TR3DK-B
EAN #: 8806084704108
UNSPSC #: 44111911
Various Teaching Templates

TR3DK series offers a variety of educational templates and teaching tools such as a ruler, table, and sticky notes, allowing for active engagement by students and enabling intuitive classes. Editing images and videos becomes easy with TR3DK series, and created resources can be easily shared with others through QR codes.

Multi-touch

TR3DK Digital Board can simultaneously detect up to 40 points for multi-touch functionality. This creates a lifelike board touch experience, helping students easily become accustomed and truly engage in classes. This leads to the maximum concentration and organic engagement of students.

Easy to Save / Import / Export

TR3DK series include simple import and export functionality. Resources can be saved and imported directly to and from Google Drive or OneDrive, and files can be imported from a USB drive (Users can browse resources saved on USB storage).

Wireless ScreenShare

LG CreateBoard Share enables users to show up to 9 shared screens or a file on a screen in real-time when the LG CreateBoard Share app is installed on the device. Also, files from the host can be easily sent to any devices connected to the LG CreateBoard Share app, and several quick controls by the host are available.

LG ConnectedCare DMS

LG ConnectedCare DMS is a cloud solution for remotely monitoring, controlling, and managing the status of TR3DK Digital Board installed in educational environments. This feature enables IT managers to operate and manage important resources on operating devices without physically visiting sites.

Bluetooth Connectivity

TR3DK Digital Board supports wireless Bluetooth connections to various devices such as a speaker, mouse, keyboard, etc. This is optimal for building a hybrid environment so that online and offline classes can proceed smoothly.

C-type Connection

USB-C connectivity simplifies connections which enables charging and sending data simultaneously over just one single cable.

Front Connectivity Design

TR3DK Digital Board features front display ports and speakers which are ideal for both teachers and students, enabling content to be delivered easier with more immersive sound.

Built-in OPS Slot

TR3DK Digital Board supports OPS slots, allowing you to easily and conveniently mount OPS desktop at the back of the TR3DK Digital Board without the hassle of connecting to an external desktop, offering you more expanded functions.

Smart Viewing

The Smart Viewing feature of TR3DK Digital Board enables efficient teaching. Two or more materials can be displayed on the same screen simultaneously without having to repeat Alt-tab, making teaching more convenient and efficient. Two materials can be displayed side by side (multi window mode), or one material can be overlaid on the other one (picture-in-picture mode).

Power Saving

When a device doesn’t receive an external input signal for a specific amount of time set by the user, the device goes into standby mode. Devices can also be automatically turned on or off at specific time or day set by the user, which contributes to save energy.
SKU 55TR3DK-B
EAN 8806084704108
Manufacturer LG
In Stock N
Display
Display diagonal139.7 cm (55")
Contrast ratio (typical)1200:1
TouchscreenYes
Panel typeIPS
Viewing angle, vertical178°
Viewing angle, horizontal178°
Response time8 ms
Colour gamut72%
Display brightness390 cd/m²
Display resolution3840 x 2160 pixels
HD type4K Ultra HD
Contrast ratio (dynamic)50000:1
Maximum refresh rate60 Hz
Features
Display diagonal139.7 cm (55")
Contrast ratio (typical)1200:1
TouchscreenYes
Panel typeIPS
Viewing angle, vertical178°
Viewing angle, horizontal178°
Response time8 ms
Colour gamut72%
Display brightness390 cd/m²
Display resolution3840 x 2160 pixels
HD type4K Ultra HD
Contrast ratio (dynamic)50000:1
Maximum refresh rate60 Hz
Product colourBlack
Graphics cardMali-G52 MP2
Computer system
Graphics cardMali-G52 MP2
RAM capacity32 GB
Audio
Built-in speaker(s)Yes
Number of built-in speakers2
Speaker power15 W
Projector
Aspect ratio16:9
Built-in projectorNo
Contrast ratio (typical)1200:1
Network
BluetoothYes
Bluetooth version5.0
Wi-FiYes
Ethernet LAN data rates10,100,1000 Mbit/s
Ethernet LANYes
Top Wi-Fi standardWi-Fi 6 (802.11ax)
Wi-Fi standards802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax)
Ports & interfaces
USB 2.0 ports quantity1
HDMI ports quantity3
HDCPYes
Ethernet LAN (RJ-45) ports2
HDCP version2.2
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity1
VGA (D-Sub) ports quantity1
Line-inYes
Line-outYes
BluetoothYes
Bluetooth version5.0
Wi-FiYes
Ethernet LAN data rates10,100,1000 Mbit/s
Ethernet LANYes
Ergonomics
Product colourBlack
VESA mountingYes
Panel mounting interface400 x 200 mm
Power
AC input voltage100 - 240 V
AC input frequency50 - 60 Hz
Power consumption (typical)170 W
Power consumption (off)0.5 W
Power consumption (max)395 W
Operational conditions
Operating temperature (T-T)0 - 40 °C
Operating relative humidity (H-H)10 - 90%
Technical details
TouchscreenYes
Panel typeIPS
Viewing angle, vertical178°
Viewing angle, horizontal178°
Response time8 ms
Colour gamut72%
Sustainability certificatesENERGY STAR
Weight & dimensions
Width1271 mm
Depth774 mm
Height87 mm
Weight26.1 kg
Packaging data
Package width1401 mm
Package depth859 mm
Package height220 mm
Package weight34.5 kg
Sustainability
Sustainability certificatesENERGY STAR
Memory
RAM capacity32 GB
Colour
Product colourBlack