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LG OLED 139.7 cm (55") 4K Ultra HD Smart TV Wi-Fi Black
LG

OLED 139.7 cm (55") 4K Ultra HD Smart TV Wi-Fi Black

Model OLEDPart no. 55B9SLA

94 specifications Checked today
  • Display139.7 cm (55")
  • Resolution3840 x 2160 pixels
  • Energy classA
  • OSWebOS
  • ColourBlack
  • Tuner typeDigital
See all specifications

Overview

Display
139.7 cm (55")
Resolution
3840 x 2160 pixels
Energy class
A
OS
WebOS
Colour
Black
Tuner type
Digital
Brand
LG
Category
TV
Model
OLED
Part number
55B9SLA
Also known as
LG OLED 139.7 cm (55") 4K Ultra HD Smart TV Wi-Fi Black

Specifications

94 specifications in 14 groups

Display

Display diagonal139.7 cm (55")
HD type4K Ultra HD
Display resolution3840 x 2160 pixels
Display technologyOLED
Screen shapeFlat
Native aspect ratio16:9
Screen format adjustments4:3, 16:9, Auto
Supported graphics resolutions1024 x 768 (XGA), 1280 x 720 (HD 720), 1920 x 1080 (HD 1080), 3840 x 2160
Supported video modes720p, 1080p, 2160p
Progressive scanYes
Response time1 ms
Display number of colours1.073 billion colours
Rotating displayNo

TV tuner

Tuner typeDigital
Analog signal format systemNot supported
Digital signal format systemDVB-C, DVB-S2, DVB-T2
Number of tuners1 tuner(s)
Auto channel searchYes

Smart TV

Smart TVYes
Internet TVYes
Operating system installedWebOS
TimeshiftYes
Screen mirroringYes
Apple AirPlay 2 supportYes
Sound mirroringYes

Audio

Number of speakers2
RMS rated power20 W
Built-in subwooferYes
Subwoofer RMS power20 W
Audio decodersDolby Atmos, Dolby Digital Surround EX

Network

Wi-FiYes
Wi-Fi standardsWi-Fi 5 (802.11ac)
BluetoothYes
Bluetooth version5.0
Ethernet LANNo
MiracastYes
BrowsingYes
HID supportYes

Design

Product colourBlack
Panel mounting interface300 x 200 mm
On/off switchYes
Rollable displayNo
Frameless designNo

Performance

High Dynamic Range (HDR) supportedYes
High Dynamic Range (HDR) technologyHigh Dynamic Range 10 (HDR10)
Game modeYes
Teletext functionYes
Subtitles functionYes
Brightness detectionYes
Picture processing technologyLG AI Picture, LG Ultra Luminance Pro
USB recordingYes

Ports & interfaces

HDMI ports quantity4
HDMI version2.1
PC in (D-Sub)No
Ethernet LAN (RJ-45) ports0
USB 2.0 ports quantity3
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity0
Component video (YPbPr/YCbCr) in0
Composite video in0
Audio (L/R) in1
Digital audio optical out1
Headphone outputs1
RS-232 ports0
RS-232C ports0
Common interface (CI)No
Common interface Plus (CI+)No
AC (power) inYes
Remote (IR) output1

Management features

Control typeWireless
Voice guideYes
Electronic Programme Guide (EPG)Yes
Firmware upgradeableYes
Works with Amazon AlexaYes
Works with the Google AssistantYes

Power

Power consumption (typical)107 W
Energy efficiency scaleA+++ to D

Sustainability

Sustainability certificatesENERGY STAR

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)706 mm
Weight (without stand)18.9 kg

Packaging content

Desktop standYes
Mounting kitYes
Cables includedAC
Remote control includedYes
Remote control typeMagic Remote
Smart Remote includedYes
Subwoofer includedYes

Other features

Annual energy consumption148 kWh
Energy efficiency class (legacy scale)A

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