LG’s cutting-edge touch technology in the TR3BF-B Series displays support dual pen & multi-touch functions. This provides accurate drawing and authentic touch quality. In addition, the Air Class and web browsers support multi-directional communication and interactive learning, which will help your business succeed.
Dual Pen & Multi Touch
The TR3BF Series can support up to 20 points of simultaneous multi-touch and 10 points of simultaneous writing, as well as two types of stylus pens. This creates a lifelike board writing experience while making simultaneous collaboration much easier
Palm Erasing
The TR3BF Series allows you to easily erase text, drawings and pictures on the screen using your own hand. This is not only easier than using a stylus to erase, but it is as natural as erasing a whiteboard without the mess on your hands.
Air Class
Air class can connect up to 30 students and supports interactive meetings for virtually all types of mobile devices on the same network. Applications include tools such as voting, answering questions and sharing project literature.
Screen Sharing
The TR3BF Series allows you to share screens with laptops and other mobile devices. This content sharing method efficiently creates incredibly immersive class environments.
Built-in OPS Kit
The TR3BF Series supports OPS* slots, allowing you to conveniently mount an OPS computer at the back of the TR3BF without the hassle of connecting to an external desktop.
Web Browser
The TR3BF Series supports the Chrome web browser in the Android OS, so you can search the web easily and quickly without connecting to an external desktop.
All-in One
The TR3BF Series integrates selected Android and Note Apps into a high performance SoC, without a PC.
True Color, Immersive View
The TR3BF Series shows multimedia content to the attendees more vividly. The IPS panel clearly displays content even at wide viewing angles, regardless of where attendees are sitting.
Various Size with Ultra HD
The UHD resolution will show you details at a resolution that is four times higher than FHD, even when zoomed in. Various documents, images, and videos can be displayed without distortion of the image which is especially important with multiple students and teachers collaborating in an educational environment.
| Panel | |
| Screen Size | 75" |
| Panel Technology | IPS |
| Back Light Type | M+, Direct |
| Aspect Ratio | 16 : 9 |
| Native Resolution | 3,840 x 2,160 (UHD) |
| Brightness (Typical with Protection Glass) | 280 nits |
| Contrast Ratio | 1100:1 |
| Viewing Angle (H x V) | 178 x 178 |
| Response Time | 8ms (G to G) |
| Minimum Life Time (Typical) | 30,000 hours |
| Operation Hours | 16 Hours/Day |
| Orientation | Landscape |
| Connectivity | |
| Input | Video / Audio: HDMI (3), RGB / Audio In |
| External Control: RS-232C In, RJ45 | |
| USB: USB 2.0 (3, Front: 2ea, Bottom side: 1ea, Only for software update), USB 3.0 (3), Touch Out(USB2.0,B Type) (2) | |
| Output | HDMI (1), Optical Output / Audio Out |
| External Control | RS232C In/out, RJ45 (LAN) In, IR In |
| Mechanical Specification | |
| Bezel Color | Black |
| Bezel Width | Top/Right/Left: 17.7mm, Bottom: 45.7mm |
| Monitor Dimension (W x H x D) | 67.3" x 40.2" x 3.4" / 1709×1020×86mm |
| Weight (Head) | 116.8 lbs / 53kg |
| Carton Dimensions (W x H x D) | 76.8" x 49.8" x 11.2" / 1950×1266×285mm |
| Packed Weight | 187.4 lbs / 85kg |
| Handle | Yes |
| VESA™ Standard Mount Interface | 800 mm x 400 mm |
| Key Features | |
| HW | Internal Memory (16GB), SoC (Hisi 811, Dual core A73+Dual core A53), DDR (3GB), Wi-Fi (Built-in, Slot type), Power Indicator, Local Key Operation(1, Power button) |
| SW | Android 8.0 |
| Environmental Conditions | |
| Operating Temperature Range | 32° F to 104° F / 0°C to 40°C |
| Operating Humidity Range | 10 % to 80 % |
| Power | |
| Power Supply | 100-240 V~, 50/60 Hz |
| Power Type | Built-In Power |
| Power Consumption - Typ. / Max. | 260W / 300W |
| Sound | |
| Speaker | Built in 24W (12W + 12W) |
| Certification | |
| Safety | UL / cUL / CB |
| EMC | FCC Class "A" / CE |
| ErP / Energy Star | Yes / Yes |
| Media Player Compatibility | |
| OPS Type Compatible | Yes |
| Touch Specifications | |
| Touch type | IR |
| Available object size for touch | >3 mm ↑ |
| Response Time | Less than 60 ms (Android) / Less than 100 ms (Windows) |
| Accuracy | ±1.5mm |
| Interface | USB 2.0 |
| Protection Glass Thickness | 4T (Anti-Glare) |
| Protection Glass Transmission | 87% |
| Operating System Support | Windows 7/8/10/WindowsXP/Linux/Mac/Android (WindowsXP/Linux/Mac Support one point touch) |
| Max Simultaneous Touch | 20 Points Multi Touch / 10 Points Writing |
| Accessories & Other | |
| Basic | Power Cord (3m), USB Cable (5m), HDMI Cable (3m), HDMI Cable 3 M*1, Writing Pen*2pcs, User Manual, QSG, Carton Box, Remote Control |
| Embedded Writing Software | Yes |
| Country of Origin | Korea |
| Warranty | 3 Year Limited Warranty |
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