• LG 2.1 Ch Soundbar with Wireless Subwoofer SN4

    $249

    LG 2.1 Ch Soundbar with Wireless Subwoofer SN4

    $249
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    • Overview
    • Specifications & manuals
    • Reviews
    • Legendary service
    • Delivery, services & returns
    • Questions & answers

    Overview

    Take your movie-watching experience to new heights with this SN4 2.1ch soundbar with wireless subwoofer from LG. Big, crisp sounds are complemented by powerful bass that you can feel.

    A total 300W power produces clear, room-filling sound. The SN4 delivers an immersive surround-sound experience with DTS Virtual:X™ technology. Every scene will sound as good as the last thanks to AI Sound Pro. This feature knows what’s playing and will automatically adjust the sound settings to give you the best experience. Get the most out of every action scene, and catch every word of dialogue.

    Bluetooth connectivity means you can easily stream your music directly to the soundbar and enjoy your favourite songs like never before.
    AI Sound Pro

    Every movie scene is different, and each song is different. That’s why AI Sound Pro adapts audio based on what’s playing. It will automatically adjust the sound settings to provide the optimal type of sound.

    Connectivity

    The wide choice of connectivity options mean you can get playing and enjoying almost instantly. Effortlessly connect via whichever option suits your needs best, whether it's HDMI, optical, or Bluetooth.

    Wireless subwoofer

    Complements your cinematic experience with sound you can actually feel. The convenience of wireless technology means you can easily position the subwoofer wherever suits your home theatre setup the best.

    DTS Virtual:X

    This soundbar supports DTS Virtual:X to transform your living room into a theatre. This technology achieves immersive 3D surround-sound so you’ll feel like you’re right in the centre of the action. Its large sound stage ensures everyone in the room has the same experience.

    Specifications & manuals

    key Specifications
    Brand
    LG
    Model Number
    SN4
    Height (mm)
    57 mm
    Width (mm)
    890 mm
    Depth (mm)
    85 mm
    Weight (kg)
    2.1 kg
    Finish Colour
    Black
    warranty
    Manufacturer Warranty
    1 Year
    Use
    Not intended or designed for commercial use.
    audio
    Speaker Channels
    2.1
    Front Channel Output
    2 x 40
    Subwoofer Power
    220
    Total Power
    300
    connectivity
    Bluetooth
    inputs
    Digital Optical Audio In
    HDCP Version
    1.4
    HDMI Ports (IN)
    1
    HDMI Version
    2.0
    HDMI-ARC
    HDMI-CEC
    USB Ports
    1
    USB Type
    2.0
    outputs
    HDMI Ports (OUT)
    1
    audio Formats Supported
    Dolby Digital
    Dolby Digital Plus
    Dolby True HD
    DTS Digital Surround
    DTS HD
    additional Dimensions
    Subwoofer Dimensions (HxWxD)
    390 x 171 x 261mm
    Subwoofer Weight
    5.3
    other Features
    Year
    2020

    Reviews

    Rating snapshot

    5
    31
    4
    12
    3
    9
    2
    5
    1
    0

    Average customer rating

    Overall
    4.2

    Appliances Online's customer reviews are independently managed by Bazaarvoice, ensuring their accuracy and honesty. Vouchers are sometimes offered to verified buyers in exchange for their unbiased review.

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    What customers say
    Generated by BazaarVoice HarmonyAI using customers reviews

    The reviews for this soundbar are mixed. Many customers praise the sound quality, especially the bass, and say it was easy to set up. Customers report it provides a significant upgrade in audio compared to their TV speakers, with clear and immersive sound. Several reviewers mention it is a good value. However, some customers had issues with difficulty understanding dialogue, the subwoofer disconnecting, and the volume controls being intrusive. A few reviewers felt the sound quality was disappointing. Overall, the soundbar is a good budget-friendly option, but the audio performance may not meet the expectations of all customers.

    Pros
    Cons
    1-3 of 57 reviews
    Kara2025-08-01
    its very good
    i bought it since 2020 and it still perform like new i really love this sound bar
    James2024-08-11
    Sound Bar
    not great, not easy to set up, it keeps resetting back to other settings and just all over the place
    Koii2024-01-19
    Better option.
    Hi there, the sound bar is great. My first one and I am very happy with it. Very suitable for my use.

    Legendary service

    The Appliances Online Net Promoter Score (NPS) is based on feedback from 89,897 people, collected between August 2024 to August 2025. Learn more about the Net Promoter Score (NPS).
    Thrilled with Appliances Online - not only from the savings
    Debbi, Bellevue Hill, NSW
    Fantastic value for money
    Sharon, Epping
    Most happy with both the price and service
    Leo, West Ryde, NSW

    Delivery, services & returns

    Appliances Online is all about legendary service. We offer free next business day delivery, free connection, free removal and free recycling, and we even offer Saturday delivery and, in some locations, a Premium Delivery option that allows you to choose your own 2-hour delivery window.

    Questions & answers

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