Display: 54.6 in, VA, Direct LED, 3840 x 2160 pixels
Viewing angles (H/V): 178 ° / 178 °
Refresh rate: 50 Hz / 60 Hz
TV tuner: Analog (NTSC/PAL/SECAM), DVB-T, DVB-T2, DVB-C, DVB-S2, DVB-S
SoC: MediaTek MT5658
Cores: 4
Dimensions: 1247 x 847 x 76 mm
Weight: 19.6 kg
Brand, series, model
Information about the brand, series, model and model aliases.
| Brand | LG |
| Series | UK640 |
| Model | 55UK6400PLF |
| Model year | 2018 |
Display
Information about the main characteristics of the display - panel, backlight, resolution, refresh rate, etc.
| Size class | 54.6 in (inches) |
| Diagonal | 1388 mm (millimeters) 138.8 cm (centimeters) 54.6457 in (inches) 4.5538 ft (feet) |
| Width | 1428.48 mm (millimeters) 142.848 cm (centimeters) 56.2394 in (inches) 4.6866 ft (feet) |
| Height | 803.52 mm (millimeters) 80.352 cm (centimeters) 31.6346 in (inches) 2.6362 ft (feet) |
| Panel type | VA |
| Panel bit depth | 10 bits (8 bits + FRC) |
| FRC | Yes |
| Colors | 1073741824 colors 30 bits |
| Aspect ratio | 1.778:1 16:9 |
| Resolution | 3840 x 2160 pixels Ultra HD (UHD) / 4K / 2160p |
| Pixel pitch | 0.372 mm (millimeters) 0.0372 cm (centimeters) 0.0146 in (inches) 0.0012 ft (feet) |
| Pixel density | 68 ppi (pixels per inch) 26 ppcm (pixels per centimeter) |
| Display area | 108.67 % (percent) |
| Backlight | Direct LED |
| HDR | HDR10 HLG (Hybrid Log Gamma) |
| Horizontal viewing angle | 178 ° (degrees) |
| Vertical viewing angle | 178 ° (degrees) |
| Input lag | 50 ms (milliseconds) 0.0500 s (seconds) |
3D
3D displays use various technologies to achieve a 3D effect. Each of these technologies has its own advantages and drawbacks.
| 3D | No |
Frequencies
Information about the horizontal and vertical refresh rates/frequencies.
| Vertical frequency (digital) | 50 Hz / 60 Hz (hertz) |
Power supply and consumption
Information about the power supply and consumption, energy efficiency class, etc.
| 220V | 220 V - 240 V (volts) |
| Alternating current frequency | 50 Hz - 60 Hz (hertz) |
| Power consumption (off) | 0.5 W (watts) |
| Power consumption (sleep) | 0.5 W (watts) |
| Power consumption (average) | 150 W (watts) |
| Power consumption (maximum) | 200 W (watts) |
| Energy efficiency class | A |
Dimensions, weight and color
Information about the dimensions and the weight of the specific model with and without stand as well as the colors, in which it is offered to the market.
| Width | 1247 mm (millimeters) 124.7 cm (centimeters) 49.0945 in (inches) 4.0912 ft (feet) |
| Height | 847 mm (millimeters) 84.7 cm (centimeters) 33.3465 in (inches) 2.7789 ft (feet) |
| Depth | 76 mm (millimeters) 7.6 cm (centimeters) 2.9921 in (inches) 0.2493 ft (feet) |
| Weight | 19.6 kg (kilograms) 43.21 lbs (pounds) |
| Width with stand | 1460 mm (millimeters) 146 cm (centimeters) 57.4803 in (inches) 4.79 ft (feet) |
| Height with stand | 916 mm (millimeters) 91.6 cm (centimeters) 36.063 in (inches) 3.0052 ft (feet) |
| Depth with stand | 311 mm (millimeters) 31.1 cm (centimeters) 12.2441 in (inches) 1.0203 ft (feet) |
| Weight with stand | 20.2 kg (kilograms) 44.53 lbs (pounds) |
| Colors | Black |
Ergonomics
Information about the ergonomic functions - height adjustment, swivel angles, tilt angles, etc.
| VESA mount | Yes |
| VESA interface | 400 x 200 mm |
| Removable stand | Yes |
| Height adjustment | No |
| Landscape/portrait pivot | No |
| Left/right swivel | No |
| Forward/backward tilt | No |
| Stand width - 1196 mm |
TV tuner
The TV tuner is a device, which allows the receiving and visualization of a certain type of television signal. There are tuners for digital, analog, cable and satellite television.
| TV tuner | Analog (NTSC/PAL/SECAM) DVB-T DVB-T2 DVB-C DVB-S2 DVB-S |
System on Chip (SoC)
Information about the central processor, graphic processor and the memory of the model.
| SoC | MediaTek MT5658 |
| CPU cores | 4 |
OS, apps and software features
Information about the operating system, applications, various software features if available.
| Operating system (OS) | VIDAA U |
Audio
Information about the audio system - number and power of the built-in speakers, supported audio technologies.
| Speakers | 2 x 15 W (watts) |
| Dolby Audio Dolby Digital Plus (MS10) |
Camera
Many contemporary desktop monitors and smart TV sets have built-in cameras.
| Camera | No |
Network
Supported network technologies and standards for exchanging data with other devices.
| Network | LAN Wi-Fi 802.11a (IEEE 802.11a-1999) 802.11b (IEEE 802.11b-1999) 802.11g (IEEE 802.11g-2003) 802.11n (IEEE 802.11n-2009) 802.11n 5GHz 802.11ac (IEEE 802.11ac) |
Connectivity
Available connectivity ports, slots and interfaces.
| Connectivity | 1 x USB 2.0 (max 0.5 A) 1 x USB 3.0 1 x Ethernet RJ45 1 x HDMI 1.4 2 x HDMI 2.0 (ARC; CEC) 1 x Satellite In (Main; F-type female) 1 x AV Composite In (Video + L/R) 1 x S/PDIF 1 x Antenna (RF) (female) 1 x CI+ 1.3 |
| High-bandwidth Digital Content Protection (HDCP) 2.2 |
Features
Some additional functional features of the model.
| Features | 4K Upscaling Light sensor |
Image file formats
Smart TV sets allow the display of different image file formats.
| Image file formats | JPEG GIF PNG |
Audio file formats
Smart TV sets allow playing different audio file formats.
| Audio file formats/codecs | AAC (Advanced Audio Coding) eAAC+ / aacPlus v2 / HE-AAC v2 FLAC (Free Lossless Audio Codec, .flac) MIDI MP3 (MPEG-2 Audio Layer II, .mp3) WMA (Windows Media Audio, .wma) WAV (Waveform Audio File Format, .wav, .wave) |
Video file formats
Smart TV sets allow playing various video file formats.
| Video file formats/codecs | 3GPP (3rd Generation Partnership Project, .3gp) AVI (Audio Video Interleaved, .avi) Flash Video (.flv, .f4v, .f4p, .f4a, .f4b) H.263 H.264 / MPEG-4 Part 10 / AVC video H.265 / MPEG-H Part 2 / HEVC MKV (Matroska Multimedia Container, .mkv .mk3d .mka .mks) QuickTime (.mov, .qt) MP4 (MPEG-4 Part 14, .mp4, .m4a, .m4p, .m4b, .m4r, .m4v) MPEG-4 TS (MPEG Transport Stream, .ts, .tsv, .tsa) VC-1 VP9 VOB (Video Object, .VOB) VRO (DVD-VR, .VRO) WebM WMV (Windows Media Video, .wmv) |
Certificates, standards and licenses
Licenses from regulatory agencies, standards, certificates.
| Certificates, standards and licenses | RoHS WEEE |
Operating and storage conditions
There are certain requirements for the environmental conditions, in which the display should be used and stored in order to function properly.
| Operating temperature | 5 °C - 35 °C (degrees Celsius) 41 °F - 95 °F (degrees Fahrenheit) |
| Operating humidity | 20 % - 80 % (percent) |
