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LG
2025 OLED77B56LA OLED HDR 4K Ultra HD Smart TV

LG 2025 OLED77B56LA OLED HDR 4K Ultra HD Smart TV

LG 2025 OLED77B56LA OLED HDR 4K Ultra HD Smart TV
  • Device home
  • Specifications
  • Device home
  • Specifications

Body

Dimensions (mm) With stand: 1719x1057x319 (WxHxD)
Without stand: 1719x989x50 (WxHxD)
Weight (kg) With stand: 23.5
Without stand: 22.9

Connectivity

Bluetooth Yes - 5.3
WiFi Yes - 6

Display

Dimming technology Pixel Dimming
Resolution 3840x2160
Colour gamut Yes - Wide
Dynamic Tone Mapping Yes - Dynamic Tone Mapping Pro
HD Ready / Full HD / Ultra HD 4K Ultra HD
High Dynamic Range (HDR) Dolby Vision
HDR10
HLG
Cinema HDR
Picture modes Vivid
Standard
Cinema
Sports
Game
Filmmaker
(ISF) Expert (Bright Room)
(ISF) Expert (Dark Room)
Response time 0.1ms
Screen size 77-inch
Display type 4K OLED
Refresh rate 120Hz

Platform

Operating system webOS

Features

Multi view Yes
Screen mirroring Miracast
Chromecast
Wall-mountable Yes
AI features AI sound Pro
Cable length (m) 1.5
Parental controls Yes
Processor α8 AI Processor 4K Gen2
Remote control Magic Remote
Suitable for outdoor use No
Voice recognition Yes
Web browser Yes
Game mode Game Optimiser
HGIG
ALLM
Sleep timer Yes

Accessibility

Accessibility features Audio guidance
Audio description
Enjoy TV sound together
High contrast
Greyscale
Invert colours
Hard of Hearing
Subtitles

Warranty

Device warranty 24 months

Compatibility

Compatibility Apple AirPlay 2
Amazon Alexa
LG ThinQ

Power

Power consumption (standby) 0.5W
Power source Mains
Power supply 120V 50/60Hz

Sound

Built-in speaker Yes
Audio details Auto Volume Levelling
AI Acoustic Tuning
WOW Orchestra
Dolby Atmos Yes
Sound Mode Share Yes
Sound output 20W

Smart TV

Smart TV Yes

Smart Interaction

Smart features Always Ready
Parental controls

Accessory

VESA mount (mm) 300x200
VESA wall mount supported Yes

Tuner/Broadcasting

Digital tuner Yes

Built-in Devices

Freesat HD Yes

Interfaces/Ports

Digital Audio Out (Optical) Yes
Ethernet port Yes
HDMI port Yes - 4
RF in (Antenna/Cable) Yes
USB port Yes - 2

Energy Performance

Energy consumption SDR: 115kWh/1000 hours
HDR: 215kWh/1000 hours
Annually: 159kWh
Energy efficiency class Overall: F
HDR: G

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