---
product_id: 620820102
title: "LG 77-Inch Class OLED B4 Series Smart TV 4K Processor Flat Screen with Magic Remote AI-Powered with Alexa Built-in (OLED77B4PUA, 2024)"
brand: "lg"
price: "€ 1926.90"
currency: EUR
in_stock: false
url: https://www.desertcart.fr/products/620820102-lg-77-inch-class-oled-b4-series-smart-tv-4k
store_origin: FR
region: France
---

# 0.1ms ultra-fast response 120Hz native refresh rate 77-inch OLED 4K display LG 77-Inch Class OLED B4 Series Smart TV 4K Processor Flat Screen with Magic Remote AI-Powered with Alexa Built-in (OLED77B4PUA, 2024)

**Brand:** lg
**Price:** € 1926.90
**Availability:** ❌ Out of Stock

## Summary

> 🔥 Elevate your living room with LG’s 77” OLED brilliance — where cinema meets gaming mastery!

## Quick Answers

- **What is this?** LG 77-Inch Class OLED B4 Series Smart TV 4K Processor Flat Screen with Magic Remote AI-Powered with Alexa Built-in (OLED77B4PUA, 2024) by lg
- **How much does it cost?** € 1926.90 with free shipping
- **Is it available?** Currently out of stock
- **Where can I buy it?** [www.desertcart.fr](https://www.desertcart.fr/products/620820102-lg-77-inch-class-oled-b4-series-smart-tv-4k)

## Best For

- lg enthusiasts

## Why This Product

- Trusted lg brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **Smart Streaming Hub:** webOS 24 with LG Channels offers instant access to 300+ free channels and all your favorite apps in one sleek interface.
- • **Cinema-Grade Visuals:** Over 8 million self-lit pixels deliver perfect blacks and 100% color fidelity for breathtaking picture quality.
- • **Future-Proof Connectivity:** Four HDMI 2.1 ports plus Bluetooth 5.1 and Wi-Fi keep you ready for all devices and next-gen entertainment.
- • **AI-Powered Picture & Sound:** α8 AI Processor 4K automatically optimizes every scene and sound for an immersive experience without manual tweaks.
- • **Next-Level Gaming Performance:** 120Hz refresh rate, 0.1ms response, NVIDIA G-Sync & AMD FreeSync Premium ensure buttery-smooth gameplay with zero lag.

## Overview

The LG 77-Inch OLED B4 Series Smart TV (2024) features a stunning 4K OLED display with over 8 million self-lit pixels for perfect blacks and vibrant colors. Powered by the α8 AI Processor 4K, it intelligently enhances picture and sound quality. Designed for gamers and cinephiles alike, it boasts a 120Hz native refresh rate, 0.1ms response time, and supports NVIDIA G-Sync and AMD FreeSync Premium. The TV runs on webOS 24, providing seamless access to 300+ free channels and popular streaming apps. With four HDMI 2.1 inputs and built-in Alexa voice control, it’s a future-ready centerpiece for any modern home entertainment setup.

## Description

Discover the next level of picture quality and technologyThe LG OLED B4 is a premium watching experience that offers more than meets the eye. You'll be able to keep pace with the action with a native 120Hz refresh rate for smoother movement whether you're gaming or watching sports. Entertainment extras like Dolby Vision,* Dolby Atmos®* and FILMMAKER MODE give you the big-picture experience straight from your couch. Enjoy outstanding picture powered by the α8 AI Processor, which uses AI to detect what you're watching and automatically improves the picture and sound quality of whatever you're watching. Search less and stream more, thanks to the next generation of AI technology from LG webOS 24. With Quick Cards, group your favorite apps into categories and even have instant access to over 300 free channels with LG Channels.** All LG OLED TVs have NVIDIA G-Sync, AMD FreeSync Premium and VRR to further improve gaming quality. And four HDMI 2.1 inputs allow you to plug in all the devices you need for the win. Whether you game on consoles or on the cloud,*** the LG Game Dashboard and Game Optimizer put all the control at your fingertips.*Dolby, Dolby Vision, Dolby Atmos, and the double-D symbol are registered trademarks of Dolby Laboratories Licensing Corporation. Manufactured under license from Dolby Laboratories. Confidential unpublished works. Copyright 2012–2024 Dolby Laboratories. All rights reserved.**Internet connection and subscriptions to streaming services are required; number of LG Channels subject to change.***Subscription and compatible gaming controller are required.

## Features

- SELF-LIT PIXELS: LG's signature OLED technology creates an incredible watching experience and stellar picture quality illuminated with over 8 million self-lit pixels. Take in rich and accurate colors from the brightest to darkest parts of the scene thanks to 100% Color Volume* and with 100% Color Fidelity.
- DOLBY VISION, FILMMAKER AND DOLBY ATMOS: Experience the magic of the big screen right from your couch. Every LG OLED comes loaded with Dolby Vision for extraordinary color, contrast and brightness, plus Dolby Atmos* for sound you can feel all around you. Land in the center of the action with FILMMAKER MODE, allowing you to see films just as the director intended.
- a8 AI PROCESSOR: No more fiddling with picture settings. The α8 AI Processor 4K with AI Picture Pro identifies the type of content you're watching to automatically select the ideal setting and fine-tune the picture for the best watching experience and with Multi View with 2 screens lets you split your screen into two unique views so you can watch even more than before.
- WEBOS 24 & LG CHANNELS: No matter which TV you choose, your LG TV makes it easier than ever to find what you need and more. Browse all your favorite streaming apps and let LG Channels connects you to 300+ free channels of sports, fitness, cooking and more.
- GAMING: Packed with gaming features, the LG OLED B-Series comes with everything you need to win. Experience crisp, smooth imagery from a 0.1ms response time and native 120Hz refresh rate. All LG OLED TVs have NVIDIA G-Sync, AMD FreeSync Premium and VRR to further improve gaming quality. Four HDMI 2.1 inputs allow you to plug in all the devices you need. Whether you game on consoles or on the cloud,* the LG Game Dashboard and Game Optimizer put all the control at your fingertips.
- webOS RE:NEW PROGRAM: Enjoy new software updates and feature refreshes for 5 years with webOS Re:New Program.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| ASIN | B0CVRX1LJD |
| Additional Features | Amd freesync, Built-In Speaker, Flat, Game Mode, Nvidia G Sync |
| Annual Energy Consumption | 296 kilowatt hours per year |
| Antenna Location | Home Viewing |
| Aspect Ratio | 16:9 |
| Audio Input | HDMI |
| Audio Output Mode | Surround |
| Base Width | 55.2 inches |
| Battery Type | AA |
| Best Sellers Rank | #59,217 in Electronics ( See Top 100 in Electronics ) #26 in OLED TVs |
| Bluetooth Version | 5.1 |
| Brand | LG |
| Built-In Media | Power Cable, Remote Control, Remote Control Battery: Yes (AA x 2EA), User Manual |
| Color | Black |
| Compatible Devices | Smartphone |
| Connectivity Technology | Bluetooth, Ethernet, HDMI, USB, Wi-Fi |
| Connector Type | Ethernet, HDMI, Optical, RS232C, USB |
| Content Sharing Direction | Mobile to TV |
| Contrast Ratio | High |
| Control Method | App, Remote, Voice |
| Controller Type | App Control, Remote Control, Voice Control |
| Customer Reviews | 4.5 4.5 out of 5 stars (437) |
| Display Backlight Setting | Pixel Dimming |
| Display Backlight Technology | Self-Luminous |
| Display Refresh Rate in Hertz | 120 |
| Display Size Class | 77 inches |
| Display Technology | OLED |
| Global Trade Identification Number | 00195174077221 |
| HDR Format Supported | HDR10/Dolby Vision/Hybrid Log Gamma |
| Hardware Interface | Bluetooth, Ethernet, HDMI, S/PDIF, USB |
| Integrated Surround Sound Format | Dolby Atmos, AI Sound Pro |
| Internet Applications | Apple TV and more., Disney Plus, HBO Max, Netflix, Prime Video |
| Item Dimensions D x W x H | 12.6"D x 67.68"W x 41.61"H |
| Item Weight | 51.8 pounds |
| Item Weight Without Stand | 50.5 pounds |
| Line Voltage | 100-240 VAC 50-60 Hz |
| Manufacturer | LG |
| Mfr Part Number | E1LGOLED77B4PUARB |
| Model Name | OLED77B4PUA |
| Model Number | OLED77B4PUA |
| Model Series | OLEDB4 |
| Model Year | 2024 |
| Motion Enhancement Technology | OLED Motion |
| Mounting Type | Wall Mount |
| Number of Audio Channels | 2 |
| Number of Batteries | 2 AA batteries required. (included) |
| Number of Component Inputs | 1 |
| Number of Component Outputs | 4 |
| Number of Items | 1 |
| Number of Packs | 1 |
| Operating System | webOS |
| Picture Quality Enhancement Technology | a8 AI Processor 4K |
| Power Consumption | 160.6 watts |
| Refresh Rate | 144 hertz |
| Remote Required Battery Size | AA |
| Resolution | 4K |
| Response Time | 0.1 milliseconds |
| Screen Finish | Flat |
| Screen Mirroring Technology | AirPlay 2 |
| Screen Size | 77 inches |
| Signal Format | digital |
| Size | 77 Inches |
| Speaker Description | Dolby Atmos, Down Firing, 2.0 Channel, AI Sound Pro |
| Speaker Maximum Output Power | 20 watts |
| Specific Uses For Product | Entertainment, Gaming |
| Standby Power Shutoff | 160.6 watts |
| Total Number of HDMI Ports | 4 |
| Total USB 2.0 Ports | 2 |
| Total USB 3.0 Ports | 2 |
| Total Usb Ports | 2 |
| Tuner Type | ATSC1.0 (Terrestrial), QAM (Cable) |
| UPC | 195174077221 |
| Unit Count | 1 Count |
| VESA Mount Standard | 300 x 200 mm |
| Video Encoding | Multiple (H.264, H.265, VP9, AV1) |
| Warranty Description | 1 Year Parts & Labor |
| Warranty Type | Limited |
| Wireless Technology | Bluetooth, Wi-Fi |

## Product Details

- **Aspect Ratio:** 16:9
- **Brand:** LG
- **Connectivity Technology:** Bluetooth, Ethernet, HDMI, USB, Wi-Fi
- **Display Technology:** OLED
- **Included Components:** Power Cable, Remote Control, Remote Control Battery: Yes (AA x 2EA), User Manual
- **Product Dimensions:** 12.6"D x 67.68"W x 41.61"H
- **Refresh Rate:** 144 hertz
- **Resolution:** 4K
- **Screen Size:** 77 inches
- **Special Feature:** Amd freesync, Built-In Speaker, Flat, Game Mode, Nvidia G Sync

## Images

![LG 77-Inch Class OLED B4 Series Smart TV 4K Processor Flat Screen with Magic Remote AI-Powered with Alexa Built-in (OLED77B4PUA, 2024) - Image 1](https://m.media-amazon.com/images/I/81g7lG+S5OL.jpg)

## Available Options

This product comes in different **Size, Style** options.

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*Product available on Desertcart France*
*Store origin: FR*
*Last updated: 2026-08-23*