LG 55TR3DK-B interactive whiteboard 139.7 cm (55") 3840 x 2160 pixels Touchscreen Black
Manufacturer: LG
Model: 55TR3DK-B
EAN: 0195174042632
LG 55TR3DK-B. Display diagonal: 139.7 cm (55"), Display brightness: 390 cd/m², Display resolution: 3840 x 2160 pixels. RAM capacity: 32 GB, Graphics card: Mali-G52 MP2. Speaker power: 15 W. Aspect ratio: 16:9. Top Wi-Fi standard: Wi-Fi 6 (802.11ax), Wi-Fi standards: 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax), Ethernet LAN data rates: 10,100,1000 Mbit/s
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Product information
| Features | |
| Display diagonal | 139.7 cm |
| Display brightness | 390 cd/m² |
| Display resolution | 3840 x 2160 pixels |
| HD type | 4K Ultra HD |
| Panel type | IPS |
| Contrast ratio (typical) | 1200:1 |
| Contrast ratio (dynamic) | 50000:1 |
| Response time | 8 ms |
| Maximum refresh rate | 60 Hz |
| Touchscreen | |
| Viewing angle, vertical | 178 ° |
| Viewing angle, horizontal | 178 ° |
| Colour gamut | 72 % |
| Ergonomics | |
| Product colour | Black |
| VESA mounting | |
| Panel mounting interface | 400 x 200 mm |
| Network | |
| Wi-Fi | |
| Top Wi-Fi standard | Wi-Fi 6 (802.11ax) |
| Wi-Fi standards | 802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac), Wi-Fi 6 (802.11ax) |
| Bluetooth | |
| Bluetooth version | 5.0 |
| Ethernet LAN | |
| Ethernet LAN data rates | 10,100,1000 Mbit/s |
| Projector | |
| Built-in projector | |
| Aspect ratio | 16:9 |
| Computer system | |
| RAM capacity | 32 GB |
| Graphics card | Mali-G52 MP2 |
| Ports & interfaces | |
| HDCP | |
| HDCP version | 2.2 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 1 |
| USB 2.0 ports quantity | 1 |
| HDMI ports quantity | 3 |
| Ethernet LAN (RJ-45) ports | 2 |
| VGA (D-Sub) ports quantity | 1 |
| Line-in | |
| Line-out | |
| Audio | |
| Built-in speaker(s) | |
| Number of built-in speakers | 2 |
| Speaker power | 15 W |
| Power | |
| Power consumption (max) | 395 W |
| Power consumption (typical) | 170 W |
| Power consumption (off) | 0.5 W |
| AC input voltage | 100 - 240 V |
| AC input frequency | 50 - 60 Hz |
| Packaging data | |
| Package width | 1401 mm |
| Package depth | 859 mm |
| Package height | 220 mm |
| Package weight | 34.5 kg |
| Weight & dimensions | |
| Width | 1271 mm |
| Depth | 774 mm |
| Height | 87 mm |
| Weight | 26.1 kg |
| Operational conditions | |
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 10 - 90 % |
| Sustainability | |
| Sustainability certificates | ENERGY STAR |