LG B4 77 inch OLED 4K HDR Smart TV (2024) – OLED77B42LA
Technical specifications for LG OLED77B42LA 77″ Smart 4K Ultra HD HDR OLED TV with Amazon Alexa
ENERGY CONSUMPTION
Energy efficiency class (SDR)
F
On mode power demand (SDR)
122 W
Energy efficiency class (HDR)
G
On mode power demand (HDR)
221 W
AUDIO
Audio power
20 W
Sound technology
α8 AI Sound Pro (Virtual 9.1.2 Up-mix)
Speakers
2
Sound processing
Dolby Atmos
Other features
– AI Acoustic Tuning
– Auto Volume Leveling
– WOW Orchestra
CONNECTIVITY
Audio output
Optical x 1
Connections
– HDMI 2.1 x 4
– USB Type-A 2.0 x 2
WiFi
Yes
Ethernet
Yes
Bluetooth
Bluetooth 5.1
SCREEN
Screen technology
OLED
Resolution
4K Ultra HD 3840 x 2160p
Screen size
77″
HDR
– Dolby Vision
– HDR10
– Hybrid Log Gamma (HLG)
HDR technology
Cinema HDR
PICTURE QUALITY
Dynamic contrast ratio
Dynamic Tone Mapping Pro
Motion rate
120 Hz
Picture enhancement
– OLED Colour
– α8 AI Super Upscaling 4K
Noise reduction
Yes
Response time
0.1 ms
Processor
α8 Gen6 AI Processor 4K
Refresh rate
120 Hz
Gaming technology
– Nvidia G-SYNC
– AMD FreeSync
– Game Optimiser
– HDR game mode
– VRR
– ALLM
– Gaming apps including GeForce Now
Other features
– AI Picture Pro
– Filmmaker Mode
TUNER
Electronic programme guide
8-day EPG and 7-day catch up with Freeview Play
TV tuner
– Freeview HD (DVB-T2)
– Freesat HD (DVB-S2)
Please note: Some services are only available in the UK
FEATURES
Table-top stand
Yes
VESA mount
300 x 200
Other features
– Sleep timer
– Parental lock
PVR function
Yes
Remote control
Magic Remote with NFC
Accessibility features
– Audio Guidance
– Audio Description
– Enjoy TV Sound Together
– High Contrast
– Greyscale
– Invert Colours
– Hard of Hearing
– Subtitles
SMART
Smart TV services
– Catch up TV: BBC iPlayer, ITVX, All 4, My5, UKTV
– Streaming: Apple TV, Amazon Prime Video, Disney+, Netflix, NOW TV, YouTube
– Music: Spotify, Apple Music, Amazon Music
– App store: LG Content Store
Please note: Some services are only available in the UK
Easy to order, good price, swift delivery, very polite and helpful delivery men.
Paul H. –
Rated 5 out of 5
Frankie C. –
Good service overall. Straight forward transaction. Friendly delivery team
Frankie C. –
Rated 5 out of 5
Jennifer B. –
Great service, prompt, professional, in and out.
Jennifer B. –
Rated 5 out of 5
Tony H. –
Delivery was spot on, earlier than planned but kept up to date via text and the DPD app aswell.
Tony H. –
Rated 5 out of 5
Steve K. –
From ordering to delivery excellent !
Steve K. –
Rated 5 out of 5
Brenda M. –
The team arrived as planned and were very helpful, tidy and knowledgeable. They were a credit to company and the 2 new apprentices were extremely competent.
I will definitely use LifestyleHomeApplianceWarehouse.com again and recommend them .
Brenda M. –
Rated 5 out of 5
Christopher Q. –
Polite delivery men and prompt service
Christopher Q. –
Rated 5 out of 5
David J. –
Easy to order great communication about delivery and delightful delivery guys
4K Ultra HD TVs, 75" - 79" TVs, QLED TVs, Televisions, TV & Audio
Paul H. –
Easy to order, good price, swift delivery, very polite and helpful delivery men.
Paul H. –
Frankie C. –
Good service overall. Straight forward transaction. Friendly delivery team
Frankie C. –
Jennifer B. –
Great service, prompt, professional, in and out.
Jennifer B. –
Tony H. –
Delivery was spot on, earlier than planned but kept up to date via text and the DPD app aswell.
Tony H. –
Steve K. –
From ordering to delivery excellent !
Steve K. –
Brenda M. –
The team arrived as planned and were very helpful, tidy and knowledgeable. They were a credit to company and the 2 new apprentices were extremely competent.
I will definitely use LifestyleHomeApplianceWarehouse.com again and recommend them .
Brenda M. –
Christopher Q. –
Polite delivery men and prompt service
Christopher Q. –
David J. –
Easy to order great communication about delivery and delightful delivery guys
David J. –