| Model Name / No. | 75TR3DK |
| Display Size | 75″ UHD |
| Display Technology | IPS with Edge LED backlight |
| Screen Resolution | 3840 × 2160 (4K UHD) |
| Aspect Ratio | 16:9 |
| Brightness | 390 nits (typ), 440 nits (max) |
| Contrast Ratio | 1200:1 |
| Refresh Rate | 60 Hz |
| Viewing Angle | 178° horizontal/vertical |
| Response Time | 8 ms (Gray-to-Gray) |
| Touch Technology | Infrared touch with anti-blocking and ±1 mm accuracy |
| Touch Support | 40-pt (Windows), 32-pt (Android) |
| Operating System | Android 11 (EDLA certified) |
| Processor & GPU | Quad-core Cortex-A55, Mali-G52 MP2 |
| RAM & Storage | 4 GB RAM, 32 GB eMMC storage |
| Wireless Casting | ScreenShare Pro (AirPlay, Miracast, Chromecast) |
| Connectivity | LAN (In/Out), Wi-Fi 6 via external module, Bluetooth 5.0 |
| Ports / I/O | HDMI IN ×3, HDMI OUT ×1, USB-A ×5, USB-B ×2, USB-C ×1, VGA, Audio I/O, RS232, SPDIF |
| Audio Output | 2 × 15 W built-in speakers (stereo) |
| Preloaded Software | CreateBoard Lab, AirClass, OfficeSuite, Secure Mode, LG ConnectedCare |
| Mounting Type | VESA 800 × 600 mm |
| Accessories Included | 2 pens, remote, power cord, HDMI, USB cable, Wi-Fi dongle |
| Power Consumption | 225 W (typ), 430 W (max), ≤0.5 W (standby) |
| Power Source | AC 100–240 V, 50/60 Hz |
| Panel Lifespan | ≥30,000 hours |
| Eye Care Technologies | Anti-glare, tempered glass (4 mm), blue light reduction |
| Dimensions (W×H×D) | 1700 × 1022 × 88 mm |
| Weight | 60.3 kg (net) |
| Warranty | 3 years limited warranty |
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