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LG S70TY 400W 3.1.1ch High Res Audio soundbar with Dolby Atmos
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LG S70TY 400W 3.1.1ch High Res Audio soundbar with Dolby Atmos
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The images used in the product overview below are for representative purposes. Refer to the image gallery at the top of the page for an accurate representation.

Enchanting soundscapes surround you

LG Soundbar and LG QNED TV against the wall with the QNED Matching Bracket in a grey and wooden living space in angled perspective, displaying a man playing a guitar in front of the ocean. <br> LG Soundbar and LG TV in a living room playing an orchestra performance. White waves of droplets representing soundwaves shoot upwards and forward from the soundbar and project from the TV, as subwoofer is creating a sound effect from the bottom.<br> LG Soundbar and LG TV in a black room playing a musical performance. White droplets representing soundwaves shoot upwards and forward from the soundbar, as subwoofer is creating a sound effect from the bottom. LG Soundbar and LG QNED TV against the wall with the QNED Matching Bracket in a grey and wooden living space in angled perspective, displaying a man playing a guitar in front of the ocean. <br> LG Soundbar and LG TV in a living room playing an orchestra performance. White waves of droplets representing soundwaves shoot upwards and forward from the soundbar and project from the TV, as subwoofer is creating a sound effect from the bottom.<br> LG Soundbar and LG TV in a black room playing a musical performance. White droplets representing soundwaves shoot upwards and forward from the soundbar, as subwoofer is creating a sound effect from the bottom.
*Screen images simulated.

LG Soundbars complete the LG TV experience

LG QNED Matching Design

Blends beautifully with LG QNED

Appreciate the visual harmony of LG QNED and the all-new Crest Design LG Soundbar for refined interiors.
LG Soundbar and LG QNED TV against the wall with the QNED Matching Bracket in a grey and wooden living space in angled perspective, as LG QNED TV is displaying a man playing a guitar .<br> LG Soundbar and LG QNED TV against a cream wall with the QNED Matching TV Bracket. The TV is playing a video of a woman singing in a recording studio. Below the TV, there is a modern geometric wooden stand. <br> LG Soundbar and LG QNED TV on a wall with the QNED Matching TV Bracket in a cozy and dimly lit living space with children's toys. The TV is playing a video of a little boy playing the cello. LG Soundbar and LG QNED TV against the wall with the QNED Matching Bracket in a grey and wooden living space in angled perspective, as LG QNED TV is displaying a man playing a guitar .<br> LG Soundbar and LG QNED TV against a cream wall with the QNED Matching TV Bracket. The TV is playing a video of a woman singing in a recording studio. Below the TV, there is a modern geometric wooden stand. <br> LG Soundbar and LG QNED TV on a wall with the QNED Matching TV Bracket in a cozy and dimly lit living space with children's toys. The TV is playing a video of a little boy playing the cello.
Synergy Bracket

Flawlessly slots into your LG QNED

The Synergy Bracket is specifically designed to slot gracefully into your LG QNED TV for visual harmony and a boost in audio performance.
Synergy Bracket is shown with LG QNED TV. Synergy Bracket and LG QNED TV are attached together as it pans down to show the bottom of the TV. LG Soundbar appears, as it is placed on the Synergy Bracket. The background appears with the wall. Synergy Bracket is shown with LG QNED TV. Synergy Bracket and LG QNED TV are attached together as it pans down to show the bottom of the TV. LG Soundbar appears, as it is placed on the Synergy Bracket. The background appears with the wall.
*Applies to 2024 QNED models QNED 90/QNED 85/QNED 80.
**Synergy Bracket comes with a 1-pole stand or 2-pole stand, which may differ by country/product.
***Synergy Bracket can be purchased separately.

Simplicity is right at your fingertips

Access WOW Interface through your LG TV for clear and simple soundbar control, like changing sound modes, profiles, and accessing other handy features, even while you watch.

LG Remote is pointing towards a LG TV with LG Soundbar underneath. LG TV is showing the WOW Interface menu on the screen. LG Remote is pointing towards a LG TV with LG Soundbar underneath. LG TV is showing the WOW Interface menu on the screen.

Duets with your LG TV's sound

A cozy concert in a living room is playing on the screen. The WOW Interface menu appears as an overlay and the user navigates to soundbar settings.

LG Soundbar, LG TV and a subwoofer are in a living room playing a musical performance. White droplets make waves of sound that shoot upwards and forward from the soundbar and project from the TV. A subwoofer is creating a sound effect from the bottom. LG Soundbar, LG TV and a subwoofer are in a living room playing a musical performance. White droplets make waves of sound that shoot upwards and forward from the soundbar and project from the TV. A subwoofer is creating a sound effect from the bottom.
*Screen images simulated.
**LG TV Remote usage is limited to certain features only.
***WOW Interface Compatible TVs : OLED M4/G4/C4/B4/M3/G3/C3/B3/A3/Z2/G2/C2/CS/B2/A2, QNED 99/95/90/85/80/75, NANO 80/77/75, UHD UT90/UT80/UT73/UR/UQ. FHD 63 Compatible TVs may vary by year of release.
****WOW Orchestra Compatible TVs: OLED M4/G4/C4/B4/Z3/M3/G3/C3/B3/A3/Z2/G2/C2/CS/B2/A2, QNED 99/95/90/85/80. Compatible TVs may vary by year of release. QNED 80 support limited to 2022 and 2023 models.
*****Please note that services may not be available at the time of purchase. A network connection is required for updates.
******WOW interface may vary depending on soundbar model.

Feel the realism of an audio panorama

Center Up-firing Channel

Soundscapes put you at their epicenter

The Center Up-firing Channel makes sound feel like it's coming from the middle of your LG TV for a lifelike sensation.
LG Soundbar and LG TV in a black room playing a musical performance. White droplets representing soundwaves shoot upwards and forward from the soundbar. A subwoofer is creating a sound effect from the bottom. LG Soundbar and LG TV in a black room playing a musical performance. White droplets representing soundwaves shoot upwards and forward from the soundbar. A subwoofer is creating a sound effect from the bottom.
*The above is confirmed through an investigation of its own standards.
**Screen images simulated
Dolby Atmos

Movie night sounds like the theater with Dolby Atmos

Immerse yourself in every scene with Dolby Atmos's clear, realistic, and spatial theater-worthy sound.
A movie plays on an LG OLED TV and LG Soundbar in a modern city apartment in a side angle view. White beads depicting sound waves project upwards and downwards from the Soundbar and TV, creating a dome of sound in the space. Dolby Atmos logo DTS X logo A movie plays on an LG OLED TV and LG Soundbar in a modern city apartment in a side angle view. White beads depicting sound waves project upwards and downwards from the Soundbar and TV, creating a dome of sound in the space. Dolby Atmos logo DTS X logo
*Dolby and Dolby Vision are registered trademarks of Dolby Laboratories Licensing Corporation.
**The double-D symbol is a trademark of Dolby Laboratories Licensing Corporation.
***Screen images simulated.
Triple Level Spatial Sound

A virtual layer creates lifelike sound

Triple Level Spatial Sound adds a virtual layer to create a sound dome around you of richer sound.
LG Soundbar and LG TV are in a grand city apartment. Three red bands appear one at a time depicting virtual layers, and come together to create a whole sound dome. LG Soundbar and LG TV are in a grand city apartment. Three red bands appear one at a time depicting virtual layers, and come together to create a whole sound dome.
*Triple Level Spatial Sound is available through Cinema and AI Sound Pro modes.
**The mid-layer is created using the Soundbar’s speaker channel. The sound of the front and front-top speakers are synthesized to build a sound field. If there is no rear speaker, the rear field cannot be created.
***Screen images simulated.
****If there is no rear speaker, the rear field cannot be created.
3.1.1ch Ultimate Sound

Alluring sound all around

Immerse yourself in the scene with the lifelike soundscapes of Dolby Atmos and DTS:X projected by a 400W 3.1.1ch surround sound system and subwoofer.
LG Soundbar, LG TV and a subwoofer are in a living room of a skyscraper, playing a musical performance. White soundwaves made up of droplets project from the soundbar, looping around the sofa. A subwoofer is creating a sound effect from the bottom. Dolby Atmos logo DTS X logo LG Soundbar, LG TV and a subwoofer are in a living room of a skyscraper, playing a musical performance. White soundwaves made up of droplets project from the soundbar, looping around the sofa. A subwoofer is creating a sound effect from the bottom. Dolby Atmos logo DTS X logo
*Dolby and Dolby Vision are registered trademarks of Dolby Laboratories Licensing Corporation.
**The double-D symbol is a trademark of Dolby Laboratories Licensing Corporation.
***Screen images simulated.

Smart sound knows your taste

Multi-Channel Audio Experience

Feel vast and expressive sonic wonder

The LG Soundbar converts basic 2-channel audio into multi-channel audio for deep sound that resonates through your space.
An LG Soundbar, LG TV, and subwoofer are in a modern city apartment. The LG Soundbar emits three branches of soundwaves, made of white droplets that float along the bottom of the floor. More white droplet soundwaves fire up from the top of the soundbar. Next to the Soundbar is a subwoofer, creating a sound effect from the bottom. As a whole, they are creating a dome effect across the room.

Multi-Channel

An LG Soundbar, LG TV, and subwoofer are in a modern city apartment. The LG Soundbar emits three branches of soundwaves, made of white droplets that float along the bottom of the floor. Next to the Soundbar is a subwoofer, creating a sound effect from the bottom.

2 Channel

An LG Soundbar, LG TV, and subwoofer are in a modern city apartment. The LG Soundbar emits three branches of soundwaves, made of white droplets that float along the bottom of the floor. More white droplet soundwaves fire up from the top of the soundbar. Next to the Soundbar is a subwoofer, creating a sound effect from the bottom. As a whole, they are creating a dome effect across the room.

Multi-Channel

An LG Soundbar, LG TV, and subwoofer are in a modern city apartment. The LG Soundbar emits three branches of soundwaves, made of white droplets that float along the bottom of the floor. Next to the Soundbar is a subwoofer, creating a sound effect from the bottom.

2 Channel

*Smart up-mixing algorithm applies the sound for each channel in AI Sound Pro, Cinema, Clear Voice Pro, Game, and Sports Modes.
**The multi-channel audio experience operates via a smart up-mixing algorithm. This algorithm does not apply to Standard Mode or Music Modes. Bass Blast doesn't use the smart up-mixing algorithm but copies 2ch information and outputs it to all channels.
***Screen images simulated.
AI Sound Pro

Every mood and genre sounds right

AI Sound Pro categorizes different sounds into effects, music, and voices, and then applies the ideal settings to create the optimal audio experience.
LG Soundbar is showing three different TV screens. The one directly above first plays a music concert with a woman singing. The TV screen showing a news broadcast moves to the middle and starts playing. Then, the TV screen showing an action scene with a woman running up the stairs moves to the middle and starts playing. In between the TV and soundbar, there is a soundwave changes color whenever the tv screen switches to one another, correlating to the genre. LG Soundbar is showing three different TV screens. The one directly above first plays a music concert with a woman singing. The TV screen showing a news broadcast moves to the middle and starts playing. Then, the TV screen showing an action scene with a woman running up the stairs moves to the middle and starts playing. In between the TV and soundbar, there is a soundwave changes color whenever the tv screen switches to one another, correlating to the genre.
*Screen images simulated.

Works in harmony with your favorites

Intense Gaming

Sound syncs with every frame

Free up ports on your TV and connect consoles to your LG Soundbar without compromising graphics performance. VRR/ALLM support ensures tear-free, low input lag gaming.
LG Soundbar and LG TV are shown together. A racing car game is displayed on screen. LG Soundbar and LG TV are shown together. A racing car game is displayed on screen.
*Screen images simulated.
**TV, soundbar, and console must all support VRR/ALLM.
***VRR pass-through limited to 60Hz content.
****Please note that service may not be available at the time of purchase. A software update may be required. A network connection is required for the update.
*****HDCP 2.3 supports 4K resolution content. 120Hz support varies by device, with support up to YCbCr4:2:0 for 4K.

Clear sound for a clean planet

Recycled Inside

Internal parts made with recycled plastic

LG Soundbars use recycled plastic use on top and bottom parts. Proof we're taking a more eco-minded approach to soundbar production.
There is a frontal perspective of the soundbar behind and a metal frame depiction of the soundbar in front. An inclined observation of the rear of the soundbar's metal frame with the words "Recycled Plastic" indicating the edge of the frame. There is a frontal perspective of the soundbar behind and a metal frame depiction of the soundbar in front. An inclined observation of the rear of the soundbar's metal frame with the words "Recycled Plastic" indicating the edge of the frame.
*Exact certifications may vary by soundbar model.
**Screen images simulated.
***Use of recycled plastic and certifications may vary by model.
Recycled Outside

Jersey fabric made with plastic bottles

ALL LG Soundbars are thoughtfully desinged with careful consideration to ensure a high percentage of reclaimed materials.The Global Recycled Standard certifies that the polyester jersey fabric is made from plastic bottles.
A pictogram shows plastic bottles with the word "plastic bottles" underneath. A right sided arrow points to a recycling symbol with the phrase "Reborn as Polyester Jersey" underneath. A right sided arrow points to the left part of a LG soundbar with the phrase "LG Soundbar with Recycled Fabric" underneath. A pictogram shows plastic bottles with the word "plastic bottles" underneath. A right sided arrow points to a recycling symbol with the phrase "Reborn as Polyester Jersey" underneath. A right sided arrow points to the left part of a LG soundbar with the phrase "LG Soundbar with Recycled Fabric" underneath.
*Exact certifications may vary by soundbar model.
**Screen images simulated.
***Use of recycled plastic and certifications may vary by model.
Pulp Packaging

Packaging made with recycled pulp

The LG Soundbar has been certified by SGS as an Eco Product due to a change in internal packaging from EPS foam (Styrofoam) and plastic bags to recycled molded pulp — an environmentally friendly alternative that still protects the product.
LG Soundbar packaging is against a beige background with illustrated trees. <br> Energy Star logo<br> SGS Eco Product logo LG Soundbar packaging is against a beige background with illustrated trees. <br> Energy Star logo<br> SGS Eco Product logo
*Exact certifications may vary by soundbar model.
**Screen images simulated.
***Use of recycled plastic and certifications may vary by model.
Close
General
  • Number of Channels
    3.1.1
    Output Power
    400 W
  • Number of Speakers
    7 EA
Connectivity
  • Optical
    1
    HDMI In
    1
  • HDMI Out
    1
    USB
    1
  • Bluetooth Version
    5.1
    Bluetooth Codec - SBC/AAC
    Yes
  • Wireless Rear Ready
    Yes
HDMI Supported
  • Pass-through (4K)
    Yes
    VRR / ALLM
    Yes
  • 120Hz
    Yes
    HDR10
    Yes
  • Dolby Vision
    Yes
    Audio Return Channel (ARC)
    Yes
  • Audio Return Channel (e-ARC)
    Yes
    CEC (Simplink)
    Yes
  • Pass-through
    Yes
Convenience
  • Remote App - iOS/Android OS
    Yes
    Soundbar Mode Control
    Yes
  • TV Sound Mode Share
    Yes
    WOW Orchestra
    Yes
  • WOW Interface
    Yes
Dimension (WxHxD)
  • Main
    950 x 63 x 115 mm
    Subwoofer
    200 x 377 x 285 mm
Weight
  • Main
    3.0 kg
    Subwoofer
    5.7 kg
  • Gross Weight
    13.3 kg
Power
  • Power Off Consumption (Main)
    0.5 W ↓
    Power Consumption (Main)
    33 W
  • Power Off Consumption (Subwoofer)
    0.5 W ↓
    Power Consumption (subwoofer)
    33 W
Accessory
  • Warranty Card
    Yes
    HDMI Cable
    Yes
  • Wall Mount Bracket
    Yes
    Remote Control
    Yes
Sound Effect
  • AI Sound Pro
    Yes
    Standard
    Yes
  • Music
    Yes
    Cinema
    Yes
  • Sports
    Yes
    Game
    Yes
  • Bass Blast / Bass Blast +
    Yes
    Clear Voice Pro
    Yes
Audio Format
  • Dolby Atmos
    Yes
    Dolby Digital
    Yes
  • DTS:X
    Yes
    DTS Digital Surround
    Yes
  • AAC
    Yes
Hi-Resolution Audio
  • Sampling
    24bit/96kHz
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*Prices, promotions and availability may vary by store and online. Prices subject to change without notice. Quantities are limited. Check with your local retailers for final price and availability.
Sound meets style with the LG range of Home Audio Systems. You’ll find a stereo system that lets you play music from your MP3 player or other audio devices, record CD audio to your MP3 or USB player, and much more. At LG, you’ll find your own home audio devices packed with features that make them sound even better than they look.