LG 3.1.3 ch High Res Audio Sound Bar with Dolby Atmos® and WOW Orchestra

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LG S77S Soundbar with subwoofer front view
LG S77S Soundbar horizontal placement
LG S77S Soundbar main front view
LG S77S Soundbar edge view
LG S77S Soundbar with subwoofer front view

LG 3.1.3 ch High Res Audio Sound Bar with Dolby Atmos® and WOW Orchestra

S77S

Key features

  • Feel like you’re in the action with Dolby Atmos¹ & DTS:X²
  • Meet the S77 Sound Bar with triple up-firing channels for dialogue clarity
  • Create the perfect harmony and hear synchronized audio from an LG TV and LG Sound Bar speakers ³
  • Control your LG Sound Bar and your LG TV with one remote using WOW Interface³
  • VRR/ALLM lets you enjoy a gaming experience with sound that is smooth and lag-free
  • Step into the scene and feel like you are a part of the action with Triple Level Spatial Sound⁴

Specifications

  • Audio Format
  • Connectivity
  • Convenience
  • Dimensions/Weights
  • Included Accessories
  • Product Types
  • Product Highlights
  • Sound Modes
  • Speakers
  • Warranty
  • See All
  • Audio Format
    Dolby Atmos®
    Yes
    Dolby Digital
    Yes
    Dolby Digital Plus
    Yes
    Dolby TrueHD
    Yes
    DTS Digital Surround
    Yes
    DTS:X
    Yes
    DTS-HD High Resolution
    Yes
    DTS-HD Master Audio
    Yes
    LPCM
    Yes
    Audio Format
    Dolby Atmos®
    Yes
    Dolby Digital
    Yes
    Dolby Digital Plus
    Yes
    Dolby TrueHD
    Yes
    DTS Digital Surround
    Yes
    DTS:X
    Yes
    DTS-HD High Resolution
    Yes
    DTS-HD Master Audio
    Yes
    LPCM
    Yes
    Connectivity
    Gaming Enhanced VRR/ALLM
    Yes (Up to 120 Hz)
    Optical Input
    Yes
    USB Host
    Yes
    Convenience
    HDMI eARC
    Yes
    Auto Volume Leveler
    Yes
    Dynamic Range Control
    Yes
    HDMI Audio Return Channel (ARC)
    Yes
    HDMI Audio Return Channel (eARC)
    Yes
    SIMPLINK
    Yes
    Smartphone Music File Playback
    Yes
    Smartphone Remote App (iOS/Android)
    iOS/Android OS
    Dimensions/Weights
    Carton Size (WxHxD)
    38" x 9.7" x 17"
    Sound Bar (WxHxD)
    35" x 2.5" x 4.9"
    Subwoofer (WxHxD)
    7.7" x 14.2" x 11"
    TV Matching
    40 inch ↑
    Included Accessories
    Optical Cable
    Yes
    Remote Control
    Yes
    Warranty Card
    Yes
    Product Types
    Soundbars
    Yes
    Product Highlights
    4K Passthrough (HDCP 2.3)
    Yes
    Dolby Vision & HDR10 Passthrough
    Yes
    High Resolution Audio
    Up to 24bit/96kHz
    Sound Bar Mode Control
    Yes
    TV Sound Mode Share
    Yes
    USB Playback
    Yes
    WOW Orchestra
    Yes
    Sound Modes
    Bass Blast
    Yes
    AI Sound Pro
    Yes
    Bass Blast +
    Yes
    Cinema
    Yes
    Clear Voice
    Yes
    Game
    Yes
    Music
    Yes
    Sports
    Yes
    Standard
    Yes
    Speakers
    Channel
    3.1.3 ch
    Warranty
    UPC
    195174059326
    Features

    Dolby Atmos & DTS:X

    Add a new dimension of sound that makes you feel like you’re in the action with Dolby Atmos¹ and DTS:X² to bring immersive sound to your room—including up-firing height channels to deliver powerful, moving audio that flows all around you, even overhead.

    Sound All Around You

    Triple Up-Firing Speaker

    Meet the S77 Dolby Atmos¹ and DTS:X² LG Sound Bar with triple up-firing channels, including an industry exclusive up-firing center channel that focuses on dialogue clarity. The S77 delivers a wider and richer soundstage so you can enjoy the most immersive sound experience at home.

    Triple Up-Firing Speaker

    Triple Level Spatial Sound

    Push the boundary of the entertainment experience. Step into the scene and feel like you are a part of the action with Triple Level Spatial Sound⁴ - a virtual dome that delivers a more immersive cinematic experience.

    Triple Level Spatial Sound

    Clear Voice Plus

    Hear clear conversations in movies and shows with Clear Voice Plus. Improve voice clarity through analysis of audio output to deliver more realistic sound through center speakers.

    Clear Voice Plus

    WOW Orchestra

    Create the perfect harmony using the audio from the LG TV and LG Sound Bar to produce the ultimate listening experience. Feel every detail of sound. Use the LG TV and LG Sound Bar speakers at the same time while using one remote to adjust the settings interchangeably³.

    WOW Orchestra

    WOW Interface

    Now, convenience is in your hand. Control your LG Sound Bar and your LG TV with one remote³. Adjust the volume and audio settings, check the connection status and even select a sound mode on the screen, all from the TV remote.

    WOW Interface

    VRR/ALLM

    The LG Sound Bar gives you sound that keeps up with an instantaneous response time, allowing you to enjoy a gaming experience that is smooth and lag-free with a passthrough refresh rate up to 120Hz.

    VRR/ALLM

    Smart Up-Mixer

    Create a wider soundstage to fill your room for a richer immersion of surround sound⁵. Leverage all speakers to convert 2-channel audio into a multi-channel experience.

    AI Sound Pro

    Deep learning algorithms automatically adjust sound levels depending on what you're listening to. Hear clear vocals in live sports, thunderous bass in live music, and dynamic sound in action scenes.

    For owners

    Warranty Information

    ¹Dolby, Dolby Atmos and the double-D symbol are registered trademarks of Dolby Laboratories.

    ²For DTS patents, see http://patents.dts.com. Manufactured under license from DTS, Inc. or its affiliates. DTS trademarks and logos are registered trademarks or trademarks of DTS, Inc. in the United States and other countries. ALL RIGHTS RESERVED.

    ³Only available on select LG TVs and LG Sound Bars

    ⁴Triple Level Spatial Sound is available in CINEMA/AI Sound Pro Mode of Sound Bar

    ⁵Available in all sound modes except Bass Blast.


    Images may be simulated and dramatized for illustrative purposes. Actual features, functionality, and other product specifications may differ and are subject to change without notice. Prices, promotions, and availability may vary by model, store, and online. Prices subject to change without notice. Quantities are limited. Check with your local retailers for their final price and availability.

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