LG Sound Bar
SN4
  • Carbon woofer - Enjoy High Fidelity Sound
  • AI Sound Pro - Adaptive audio for everything you watch
  • Wireless subwoofer - Powerful bass - easy to install
  • Connectivity - Multiple connection options
  • Bluetooth Streaming - Stream smart for quality sound
  • TV Sound Sync - Sync seamlessly with your LG TV
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    Carbon Woofer
    Enjoy High Fidelity Sound
    Each woofer unit is designed with a carbon diaphragm to ensure excellent clarity.
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    AI Sound Pro
    Adaptive Audio for Everything You Watch
    AI Sound Pro automatically analyses content and instantly optimises the audio settings for what’s playing. Catch every detail with crystal clear dialogue or more punchy powerful action, depending on the genre.
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    Wireless Subwoofer
    Powerful bass - easy to install
    Feel the beat with the powerful LG Sound Bar SL4Y wireless subwoofer. Pumping out an extra 200 watts, it sounds good and is convenient to install in your room.
Creating Sound Together
Prestigious British Audio, Meridian
Since 1977, Meridian has delivered innovative and elegant high-performance audio solutions. They have pushed boundaries, disrupted norms, and delivered products that have redefined how people enjoy their music and movies, wherever they are.
Meridian’s Leading Technologies
Meridian's rigorous and research-led philosophy has maintained their position on the limits of what's possible in sound. As the Pioneer of High Resolution Audio and the Master of Digital Signal Processing (DSP), Meridian has played an integral role in the development and adoption of pioneering technologies.
Digital Signal Processing
DSP allows absolute control over the audio signal, enabling the design of advanced technologies that can enhance the listening experience in any context.
Meridian Lossless Packing
Meridian has been a long-term collaborator and technology partner with Dolby. Meridian Lossless Packing technology is licensed to Dolby as the standard for DVD audio.
Master Quality Authenticated
Meridian developed MQA - the revolutionary technology for efficiently streaming music with the highest possible sound quality.
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    Connectivity
    Multiple connection options
    Easily play music via Bluetooth®, or conveniently connect and play using optical or HDMI cables.
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    Bluetooth® Streaming
    Stream Smart for Quality Sound
    Stream music directly from your smartphone to the sound bar via Bluetooth®. Exceptional sound for your music collection is now within reach.
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    TV Sound Sync
    Sync seamlessly with your LG TV
    This LG Sound Bar can be simply connected to your LG TV via Bluetooth® or optical cable. Your complete TV audio experience is ready in no time.
Dimensions
  • Main (W x H x D / mm)
    890 x 57 x 85
    Subwoofer (W x H x D / mm)
    171 x 390 x 261
  • Carton Size (W x H x D / mm)
    984 x 217 x 416
    Carton Type
    TipOn
  • Main (Net Weight / Kg)
    2.1
    Subwoofer (Net Weight (Kg)
    5.3
  • Gross Weight (Kg)
    9.38
    Material - Mainset - Front
    Metal Grille
  • Material - Mainset - Top/Bottom
    Mold/Mold
    Material - Subwoofer - Front
    Jersey
  • Material - Subwoofer - Body
    Wood
    Container Quantity - 20ft
    400
  • Container Quantity - 40ft
    960
    Container Quantity - 40ft (HC)
    1056
  • Matching TV size ('17 New Designed LG TV)
    40 inch upwards
Channel / Output Power
  • Channel
    2.1ch
    Output Power (THD 10%) - Total
    300W
  • Output Power (THD 10%) - Front
    50W*2
    Output Power (THD 10%) - Subwoofer
    220W (Wireless)
Speaker
  • Number of speakers
    3ea
    Main - SPL
    82dB
  • Main - System
    Closed
    Main - Tweeter Unit - Front Only
    X
  • Main - Woofer Unit
    40x100mm
    Main - Impedance
    4ohm
  • Subwoofer - SPL
    85dB
    Subwoofer - System
    Bass Reflex
  • Subwoofer - Woofer Unit
    6 inch
    Subwoofer - Impedance
    3ohm
Connectivity
  • General - Optical
    Yes (1)
    General - HDMI 1.4 (HDCP 1.4) - In / Out
    Yes (1) / Yes (1)
  • General - USB
    Yes
    Wireless - Bluetooth
    Yes (ver. 4.0, Bluetooth codec SBC / AAC)
Information Display
  • Display Type
    LCD (5 Char.)
Sound Mode
  • Sound Effect - AI Sound Pro
    Yes
    Sound Effect - Standard
    Yes
  • Sound Effect - Bass Blast
    Yes
    Sound Effect - DTS Virtual:X
    Yes
  • User EQ
    Yes (RCU and App)
    Night Mode - On/Off
    Yes (App)
  • Dynamic Range Control - On/Off
    Yes (App)
    Auto Volume Leveler - On/Off
    Yes (App)
  • Auto sound engine
    Yes
Convenience
  • Smart Phone & Tablet Remote App - iOS / Android OS
    No / Yes
    Smart Phone File Playback
    Yes
  • FOTA
    Yes
    Control with your TV Remote - Vol + , - , Mute
    Yes
  • Sound Sync - Optical
    Yes
    Sound Sync - Bluetooth (LGTV)
    Yes
  • Automatic Power on/off - Optical
    Yes
    Automatic Power on/off - Bluetooth (LGTV)
    Yes
  • A/V Sync - 0~300ms
    Yes (App)
    SIMPLINK
    Yes
  • Audio Return Channel (ARC)
    Yes (ARC)
    Woofer Level Volume
    Yes
  • Mute
    Yes
    Auto Dimmer
    Yes
  • USB Host
    Yes
    Built-in music
    Yes
  • Bluetooth Stand-By
    Yes
Audio Format
  • LPCM
    Yes
    Dolby Digital
    Yes
  • DTS Digital Surround
    Yes
    FLAC - Up to 192kHz
    Yes (USB)
  • OGG - Up to 48kHz
    Yes (USB)
    WAV
    Yes (USB)
  • MP3
    Yes (USB)
    WMA
    Yes (USB)
Power Consumption
  • Main - Type
    Adaptor (25V, 1.52A)
    Main - Power Off Consumption
    0.5W
  • Main - Power Consumption
    23W
    Subwoofer - Type - SMPS
    SMPS (100~240V, 50/60Hz)
  • Subwoofer - Power Off Consumption
    0.5W
    Subwoofer - Power Consumption
    33W
  • Subwoofer - Wireless Frequency
    5GHz
Accessories
  • Owners Manual - Web (w/ Simple Manual)
    Yes (Full)
    Owners Manual - Book
    Yes (Simple)
  • Owners Manual - Open Source
    Yes (Full)
    Remote Control Unit - Model
    MA7
  • Remote Control Unit - Battery(Size)
    AAA x 2
    Batteries
    Yes (built-in)
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