Front view with LG OLED and 11 Years World No.1 OLED Emblem

OLED55B4PSA

Key Features

Clearer sound and picture with refinements by the alpha 8 AI Processor 4K.
Infinite Contrast for crisp visuals with dark blacks and bright whites.
4 years of upgrades guaranteed over 5 years with webOS Re:New Program.
Dolby Atmos® for immersive sound and incredibly lifelike graphics of Dolby Vision®.
Smooth and stutter-free gaming with VRR, G-sync, and Freesync.

All specs

DIMENSIONS AND WEIGHTS

Packaging Dimensions (WxHxD, mm): 1360 x 810 x 172

Packaging Weight (kg): 19.5

TV Dimensions without Stand (WxHxD, mm): 1228 x 708 x 45.9

TV Dimensions with Stand (WxHxD, mm): 1228 x 772 x 235

TV Stand (WxD, mm): 1057 x 235

TV Weight without Stand (kg): 14.3

TV Weight with Stand (kg): 14.5

VESA Mounting (WxH, mm): 300 x 200

AUDIO

AI Sound: α8 AI Sound Pro (Virtual 9.1.2 Up-mix)

Audio Output: 20W

Speaker System: 2.0 Channel

Speaker Direction: Down Firing

Dolby Atmos: Yes

Clear Voice Pro: Yes (Auto Volume Leveling)

AI Acoustic Tuning: Yes

WiSA Ready: Yes (Up to 2.1 Channel)

LG Sound Sync: Yes

Sound Mode Share: Yes

Simultaneous Audio Output: Yes

Bluetooth Surround Ready: Yes (2 Way Playback)

Audio Codec: AC4, AC3(Dolby Digital), EAC3, HE-AAC, AAC, MP2, MP3, PCM, WMA, apt-X (Refer to manual)

WOW Orchestra: Yes

ACCESSIBILITY

Gray Scale: Yes

High Contrast: Yes

Invert Colors: Yes

PICTURE (PROCESSING)

AI Upscaling: α8 AI Super Upscaling 4K

Picture Processor: α8 AI Processor 4K

AI Genre Selection: Yes (SDR/HDR)

AI Brightness Control: Yes

HDR (High Dynamic Range): Dolby Vision / HDR10 / HLG

FILMMAKER MODE™: Yes

HFR (High Frame Rate): 4K 120 fps (HDMI)

Dynamic Tone Mapping: Yes (Dynamic Tone Mapping Pro)

Dimming Technology: Pixel Dimming

Motion: OLED Motion

Picture Mode: 10 modes (Personalized Picture Wizard, Vivid, Standard, Eco, Cinema, Sports, Game, Filmmaker, (ISF)Expert(Bright Room), (ISF)Expert(Dark Room))

Auto Calibration: Yes

AI Picture Pro: Yes

QMS (Quick Media Switching): Yes

CONNECTIVITY

Bluetooth Support: Yes (v 5.1)

HDMI Input: 4ea (supports 4K 120Hz, eARC, VRR, ALLM, QMS (4 port))

Simplink (HDMI CEC): Yes

HDMI Audio Return Channel: eARC (HDMI 3)

USB Input: 2ea (v 2.0)

Wi-Fi: Yes (Wi-Fi 5)

Ethernet Input: 1ea

RF Input (Antenna/Cable): 2ea

SPDIF (Optical Digital Audio Out): 1ea

GAMING

Game Optimizer: Yes (Game Dashboard)

G-Sync Compatible (Nvidia): Yes

FreeSync Compatible (AMD): Yes

HGIG Mode: Yes

ALLM (Auto Low Latency Mode): Yes

VRR (Variable Refresh Rate): Yes

Response Time: Less than 0.1ms

Dolby Vision for Gaming (4K 120Hz): Yes

POWER

Power Supply (Voltage, Hz): AC 100~240V 50-60Hz

Standby Power Consumption: Under 0.5W

ACCESSORIES INCLUDED

Remote: Magic Remote MR24

Power Cable: Yes (Attached)

PICTURE (DISPLAY)

Display Type: 4K OLED

Display Resolution: 4K Ultra HD (3,840 x 2,160)

Refresh Rate: 120Hz Native

Wide Color Gamut: OLED Color

SMART TV

Operating System (OS): webOS 24

ThinQ: Yes

Intelligent Voice Recognition: Yes

Magic Remote Control: Built-In

Works with Apple Airplay2: Yes

Smartphone Remote App: Yes (LG ThinQ)

Full Web Browser: Yes

Multi View: Yes

Room to Room Share: Yes (Receiver)

Family Settings: Yes

Always Ready: Yes

USB Camera Compatible: Yes

Works with Apple Home: Yes

Home Hub: Yes

BROADCASTING

Digital TV Reception: DVB-T2/T (Terrestrial), DVB-C (Cable)

Analog TV Reception: Yes

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LG OLED TV AI B4 55 inch 4K Smart TV 2024 | Wall mounted | TV stand | TV wall design | Ultra HD 4K resolution | AI ThinQ™