LG S30A Review: A Budget 2.1 Bar with WOW Audio

Who Should Buy It

Key Specifications

Overview

The LG S30A is a budget 2.1 channel soundbar with a wireless subwoofer and Dolby Audio. The product page positions it as an easy TV sound upgrade, especially for LG TV owners because of WOW Orchestra and WOW Interface. The listing highlights AI Sound Pro and the ThinQ app for EQ adjustments.

LG does not publish several hardware details, including driver sizes, amplifier power, and physical dimensions. On paper, the S30A offers a focused feature set: HDMI ARC, Bluetooth, USB music playback, and a wireless sub. Buyers looking for a simple, compact bar will find the concept appealing, but the lack of detailed specs means you must rely on the brand and user reports.

The S30A sits in a crowded budget segment alongside options from Vizio, TCL, and others. Its differentiator is integration with recent LG TVs through WOW Orchestra, which uses both TV and soundbar speakers at once. That feature may matter more than raw power for casual viewers.

Sound Quality

The LG S30A emphasizes Dolby Audio and AI Sound Pro. Dolby Audio is a broad label that includes decoding and processing for standard Dolby content, but it is not the same as Dolby Atmos. The S30A lacks upward-firing or surround drivers, so the sound field is stereo with a separate bass channel.

AI Sound Pro is described as real-time EQ adjustment that boosts vocal clarity for shows, bass for music, and dynamics for sports. This is a useful feature for a budget bar because it compensates for the limited driver array. However, the product listing does not state driver sizes, tweeter counts, or total wattage, so absolute loudness and headroom remain unknown.

Buyers report that the S30A is a noticeable step up from flat TV speakers, with clearer dialogue and a fuller midrange. Without in-person testing, we can only say the published feature set suggests a balanced, processed sound rather than a neutral audiophile presentation. The absence of a center channel means dialogue relies on the left and right drivers.

Surround, Atmos and Audio Formats

The S30A does not support Dolby Atmos or DTS:X. The listing mentions only Dolby Audio, which covers standard multi-channel and stereo content but does not create height effects. There are no side or upward drivers, so the bar cannot produce true surround sound.

For viewers who want virtual surround, some competitors in the budget range offer DTS Virtual:X or similar processing. The S30A instead relies on a wide stereo image and the subwoofer for impact. The WOW Orchestra feature can combine the soundbar with compatible LG TV speakers, which adds a bit more front presence but not surround channels.

Published specifications do not list supported audio codecs beyond HDMI ARC and Dolby Audio. You should not expect decoding of lossless formats like Dolby TrueHD or DTS-HD Master Audio. The S30A is designed for streaming, broadcast, and compressed audio formats typical of TV apps.

Subwoofer and Bass

The wireless subwoofer is the main bass component. The product listing calls it bold and lifelike, but there is no published driver size, amplifier power, or frequency range. This makes it difficult to estimate output or how deep the bass extends.

In a budget 2.1 system, a separate sub usually provides more low-frequency energy than a TV alone. The S30A's sub connects wirelessly, which simplifies placement, but the listing does not state pairing reliability or range. Buyers should place it near a power outlet and within reasonable distance of the bar.

For music and action scenes, the sub adds weight, but without specifications we cannot confirm how controlled it is at high volume. The ThinQ app's 3-band EQ lets you adjust bass relative to treble and midrange, which helps tailor the low end to taste.

• Wireless subwoofer included in the box
• No published driver size or wattage for the sub
• AI Sound Pro can emphasize bass in music mode
• ThinQ app has a dedicated bass slider in the 3-band EQ
• Ideal for small to medium rooms based on typical budget sub output

Connectivity and TV Setup

The S30A offers HDMI ARC, Bluetooth, and USB music playback. HDMI ARC allows you to connect the bar to a TV with a single cable and use the TV's remote for basic volume control, but it is not eARC. This means lossless and object-based formats are not passed through.

Bluetooth is convenient for streaming from a phone or tablet, and the USB port can play music files directly. The product listing does not mention an optical input, which may matter if your TV lacks HDMI ARC. Older TVs without ARC would need either Bluetooth or USB, which limits audio quality and convenience.

Setup is described as simple, and WOW Interface lets you control the soundbar with a compatible LG TV remote. The bar should connect via HDMI ARC easily, and the sub typically pairs automatically. The lack of an HDMI input means you cannot use the bar as a pass-through for game consoles or streaming boxes.

Features, Apps and Voice Control

The LG ThinQ app provides a 3-band EQ for bass, treble, and midrange. This is a useful inclusion for a budget bar because many competitors only offer preset modes. The app also lets you adjust settings from a smart device, though the product listing does not mention Wi-Fi, so the app likely connects via Bluetooth.

AI Sound Pro is a key feature, automatically switching EQ based on content type. The product page says it enhances vocals in shows, bass in live music, and dynamics in sports. WOW Orchestra and WOW Interface are LG ecosystem features that require a compatible LG TV.

There is no mention of built-in voice assistants, AirPlay, Chromecast, or multi-room audio. The S30A is not a smart speaker, so you will not get Alexa or Google Assistant directly. Its control scheme is centered on the TV remote and the ThinQ app.

Design and Fit Under a TV

Physical dimensions and weight are not published, which makes it hard to say how the S30A will fit under a specific TV. Most budget 2.1 bars are compact and low profile, so it likely works in front of smaller stands, but confirm the measurements before buying.

The subwoofer is wireless and can be placed on the floor, but its enclosure size is not listed. The bar likely has a fabric or plastic grille, though the product listing does not specify materials. The overall look is intended to blend with a TV setup.

The lack of a dedicated remote in the listing suggests you will use the TV remote or the app. If your TV is not an LG with WOW Interface, you may still control volume via HDMI ARC, but advanced settings require the app. The design appears simple rather than premium.

Who Should Buy It

The S30A is best for LG TV owners who want an easy upgrade with integrated control. WOW Orchestra and WOW Interface are the main reasons to choose this over a generic budget bar. If you have a compatible LG TV, setup and daily use should feel seamless.

It also suits viewers who prioritize clear dialogue and simple bass over surround effects. The AI Sound Pro and 3-band EQ let you shape the sound without complex home theater knowledge. The budget price tier makes it a low-risk step up from TV speakers.

This bar is not for those who want Dolby Atmos or DTS:X, nor for those who need multiple HDMI inputs or eARC. It is a stereo plus sub system, not a home theater replacement. Consider your room size and expectations before buying.

Alternatives Worth Considering

In the same budget tier, the Vizio V-Series 2.1 and similar models often include DTS Virtual:X and an optical input. They may lack the LG WOW ecosystem, but they add more audio format processing for the price. Buyers with non-LG TVs may find them more flexible.

For a step up in clarity and design, the Sonos Beam Gen 2 and Bose Smart Soundbar 600 offer more refined sound and smart features, though at a higher price. They do not include a subwoofer, so bass will be less powerful without an additional purchase.

If you specifically want Dolby Atmos on a budget, the Samsung HW-Q600C or Sony HT-S400 are worth a look, though the Sony is still 2.1 without upward drivers. The S30A remains a simple, ecosystem-focused option for LG households.

Verdict

The LG S30A is a budget 2.1 soundbar that leans on LG TV integration and DSP features rather than raw hardware. Dolby Audio, AI Sound Pro, and the ThinQ app give it useful tools for everyday TV watching, while the wireless sub adds bass without cables.

The main weaknesses are unpublished specifications and the lack of Atmos, DTS:X, eARC, and HDMI passthrough. Buyers with non-LG TVs lose the WOW features and may find better value elsewhere.

If you own a compatible LG TV and want a simple, low-cost audio upgrade, the S30A is a reasonable choice. If you want true surround or future-proof connectivity, look higher in the range. On paper, it earns a modest score for its price tier.

Strengths and Limitations

Alternatives to Consider

JBL Bar All-in-one

TV viewers who want a simple, compact soundbar upgrade with Bluetooth and Dolby Digital at a budget price.

Read the JBL Bar All-in-one review →

Ultimea 5.1CH

Buyers who want a budget Dolby Atmos soundbar with app tuning and a wired subwoofer for TV and movie dialogue.

Read the Ultimea 5.1CH review →

LG S20A

Buyers who want a simple compact LG soundbar upgrade with Dolby Audio and DTS for a small to medium room and own a compatible LG TV.

Read the LG S20A review →

Head-to-Head Comparisons

• JBL Bar All-in-one vs LG S30A Compare →

Questions Buyers Ask