RemotApp Download

OLED 4K B3 55″ (2023)

LG OLED55B3AUA

Full specifications, official manuals and how to use your phone as the remote for this LG TV.

Screen
55″
Resolution
4K
Year
2023
Line
OLED
System
webOS 23

Does the OLED55B3AUA work with RemotApp?

Yes. The OLED55B3AUA runs webOS 23, and RemotApp controls it over Wi-Fi with no setup beyond accepting the connection on the TV once.

  • Remote over Wi-Fi Yes
  • Infrared (Android with IR) Yes
  • Send photos and videos Yes
  • Turn on from the phone Yes

Protocol: LG webOS (SSAP 3000/3001)

What the code OLED55B3AUA means

TV model codes follow the maker’s naming rules. Reading it piece by piece:

  1. OLEDPanel technology · OLED
  2. 55Screen size in inches
  3. B3Series (2023 line) · OLED
  4. AVersion / finish
  5. UAMarket code · United States

OLED55B3AUA specifications

Display

Display diagonal139.7 cm (55")
HD type4K Ultra HD
Display technologyOLED
Screen shapeFlat
Native aspect ratio16:9
Response time0.1 ms
Motion interpolation technologyOLED Motion
Native refresh rate120 Hz
Display resolution3840 x 2160 pixels

TV tuner

Tuner typeDigital
Digital signal format systemATSC, QAM

Smart TV

Smart TVYes
Operating system installedWebOS
Operating system versionwebOS 23
Apple AirPlay 2 supportYes
Video appsAmazon Prime Video, Apple TV, Disney+, HBO Max, Hulu, Netflix, Paramount+, Peacock, Youtube TV
Music appsSpotify, iHeartRadio
Sports appsSports Alerts

Audio

RMS rated power20 W
Audio output channels2.0 channels
Audio decodersDTS, Dolby Atmos, Dolby Digital AC3, Dolby Digital AC4
Sound modesAI Sound Pro, Clear Voice Pro
Speaker directionDown firing
Enhanced Audio Return Channel (eARC)Yes

Network

Wi-FiYes
Wi-Fi standardsWi-Fi 5 (802.11ac)
BluetoothYes
Bluetooth version5.0
Ethernet LANYes
Web browserYes

Design

Product colourBlack
VESA mountingYes
Panel mounting interface300 x 200 mm
Stand colourBlack

Performance

High Dynamic Range (HDR) technologyDolby Vision, Dolby Vision IQ, Filmmaker Mode, High Dynamic Range 10 (HDR10), Hybrid Log-Gamma (HLG)
Audio formats supportedAAC, AC3, AC4, EAC3, HE-AAC, MP2, MP3, PCM, WMA, apt-X
Picture processing technologyLG AI Picture Pro
High Dynamic Range (HDR) supportedYes
Dimming typePixel Dimming
AMD FreeSyncYes
AMD FreeSync typeFreeSync Premium
NVIDIA G-SYNCYes
Game featuresAuto Low Latency Mode (ALLM), Game Optimizer, HGiG, NVIDIA GeForce Now, Utomik, Variable Refresh Rate (VRR)
WiSA ReadyYes
4K Ultra HD upscalingYes
Multi ViewYes
Smartphone/tablet remote supportYes
USB recordingNo

Ports & interfaces

HDMI version2.1
Audio Return Channel (ARC)Yes
PC in (D-Sub)No
Ethernet LAN (RJ-45) ports1
USB 2.0 ports quantity2
Digital audio optical out1
RS-232C ports1
RF ports quantity1
Common interface (CI)No
Common interface Plus (CI+)No
HDMI ports quantity4
Consumer Electronics Control (CEC)SimpLink

Management features

Works with Amazon AlexaYes
Works with the Google AssistantYes

Power

Power consumption (typical)100 W
Power consumption (standby)0.5 W
AC input voltage120 V
AC input frequency50/60 Hz

Brand-specific features

LG technologies (AV/TV)Dolby Atmos®, Dolby Vision™, Filmmaker Mode™, LG Self-Lit OLED Technology, Perfect black, ThinQ™

Technical details

Processorα7 AI Processor Gen6

Weight & dimensions

Width (with stand)1228 mm
Depth (with stand)246 mm
Height (with stand)744 mm
Weight (with stand)19.9 kg
Width (without stand)1228 mm
Depth (without stand)46.9 mm
Height (without stand)708 mm
Weight (without stand)18.9 kg
Stand width55.9 cm
Stand depth24.6 cm

Packaging data

Quick start guideYes
Package width1446 mm
Package depth207 mm
Package height810 mm
Package weight25.5 kg
Package typeBox

Packaging content

Desktop standYes
Cables includedAC
Remote control includedYes
E-manualYes

Other features

Batteries includedYes
Intelligent Voice RecognitionYes
Annual energy consumption185 kWh
Country of originMexico

Technical data: Open Icecat and the manufacturer. Check the official page before buying; specs can vary by batch and market.

How to control the OLED55B3AUA with your phone

  1. Connect your phone to the same Wi-Fi network as the TV. (Not the guest network.)
  2. Turn the TV on and install RemotApp on your phone.
  3. Open RemotApp. It finds the TVs on your network by itself; tap your LG TV.
  4. The TV shows a connection request from RemotApp. Select “Accept”.
  5. Tap Volume + to test. That’s it: your phone is now the remote.

Full guide for LG TVs, with fixes when it won’t connect

Turning the OLED55B3AUA on without the remote

Turn on “Mobile TV On” (or “Turn on via Wi-Fi”), usually under Settings › General › Devices. The TV then accepts a wake-up signal from your phone while in standby.

Also sold as

Same TV, different market codes:

  • OLED55B3PSA Latin America
  • OLED55B3PSA Latin America
  • OLED55B3PUA United States

Questions about the OLED55B3AUA

Can I control the LG OLED55B3AUA with my phone?

Yes. The OLED55B3AUA runs webOS 23, and RemotApp controls it over Wi-Fi with no setup beyond accepting the connection on the TV once.

What year is the LG OLED55B3AUA?

The OLED55B3AUA is part of LG’s 2023 line (OLED B3).

What operating system does the OLED55B3AUA use?

The OLED55B3AUA runs webOS 23.

How many HDMI ports does the OLED55B3AUA have?

The OLED55B3AUA has 4 HDMI ports.

Does the OLED55B3AUA have Bluetooth?

Yes

Turning the OLED55B3AUA on without the remote

Turn on “Mobile TV On” (or “Turn on via Wi-Fi”), usually under Settings › General › Devices. The TV then accepts a wake-up signal from your phone while in standby.