What is 4K Soundbar? Do You Need 4K Soundbar For 4K TV?

If you go to a market, you will find many soundbars with different specs, and you are messed up in your decision for the specs. But among the specs, one spec is a bit confusing, that is 4k, but that’s video specs, not audio. Do you really need a 4k Soundbar?

A 4K soundbar is a soundbar that can play through 4K videos. It is sometimes called Ultra HD. This means that the resolution is about 4000 pixels high, higher than other resolutions below 8K.

But why should you care? Keep reading out more details to find out it is something important to you or not?

4K Pass-Through on Soundbars

A soundbar with 4k HDMI Video Pass-Through means running your streaming device or media device to the soundbar, then connecting the soundbar to the TV without losing any quality.

A soundbar is not going to improve the picture quality. It is confusing to see an image quality spec like 4K, when it really means that the soundbar has an HDMI input and output. That way, you can connect any video feed, including 4K ones, through the soundbar to your TV. And It Also Enables “DAISY CHAINING” [it’sit’s a term that describes the ability to connect a series of devices through a single connection between two devices] to your hardware. You can connect a video source [for example, monitor] or a gaming console to the soundbar first and then connect to the TV.

Even soundbars done don’t need to be 4k compatible, but a passthrough can be convenient. You can connect other 4k media transfer devices to the soundbar and watch the visuals on your 4k TV Games. Will Be Brighter, Clearer, and more vivid. Movies and tv Show Will Be amazing. It WIll feel like a theater with less chance of video and audio getting out of sync or stuttering. 

But a 4k soundbar doesn’t Affect the sound quality or video quality the same way a receiver would. But It Enhances Your Home Theater Experience By The Less Ammount of Cable Connection. And Also Ensures That Audio And Video Are Synchronized. Using The Feature As Well As HDMI-ARC will improve the system.

Most of the Newer Models Come With One Automatically But No Applicable For Older soundbars. So. How will you know if your soundbar is 4K passthrough compatible or not?

How to Tell if Your Soundbar supports 4K 

There lot of Couple of ways to figure out that your soundbar is 4k passthrough compatible or not. There Must Be A Input that allows video to be transmitted in and another to send it out. If the soundbar doesn’t accept the video in, That Means It’s not 4k Pass-through Compatible.

Don’tDon’t Worry If Your Soundbar Doesn’tDoesn’t Support 4k. You Have options That include buying one that is. There Are A Lot Of 4k Soundbars On the Market That Can Help Your Home Into a Theater. for example, JBL BAR 5.1 4K ULTRA, HD 5.1-Channel Soundbar [On Amazon], or The Bose Soundbar 700 [also on amazon], which both support 4K pass-through.

But Before You Go to Buy Sound Bar, let’s shift and Add some questions you might have.

4K Pass-Through Soundbars – Frequently Asked Questions


Purchasing a soundbar Is an investment In a Home Entertainment System. Before spending your money on the soundbar, here are some questions and answers about 4k passthrough soundbars.

5,902 Reviews
JBL Bar 5.1 - Channel 4K Ultra HD Soundbar with True Wireless Surround Speakers
  • JBL 5.1 surround sound with 510W of power
  • Detachable, battery-powered wireless surround speakers
  • Thrilling bass from a 10 Inch (250mm) wireless subwoofer
  • Wireless music streaming with Bluetooth
  • True 4K connectivity with 3 HDMI in/1 HDMI out (ARC)

Is 4K Pass-Through Necessary on a Soundbar?

It Depends On Your Set-Up Whether You Need a 4K pass-through or not. If you Want To Connect 4K devices To The Soundbar, It will Need a Pass-through But Remember Soundbars Are for Audio only; You Will Need a Pass-through To Transmit Video.

Do I Need HDMI for the Soundbar?

There is no doubt that an HDMI cable is the best option cause it can send higher quality and audio signals, But It’s not necessary if you don’t have one. Soundbars Can Be also connected To A TV Via Optical, Bluetooth, Wifi, Along with the Old Audio Cables. Again, the only difference is audio quality, but if you want to do a 4K Pass-Through, you will need an HDMI.

Can a Soundbar Connect to Any TV?

There are Some reasons that a Soundbar Can’t Be Connected To TV  One of the reasons is the input some older model of TV does not come with HDMI, BLUETOOTH, or optical cables. These Inputs Are Necessary for a soundbar to be connected. 
Another Cause Is That Your soundbar Is a Generation ahead According To Your TV. That means that the soundbar isn’t compatible with The Format of your TV. In most cases, when you’re ready To Add a Soundbar, Your TV will be compatible.
If You Still Have Doubts about compatibility, there are few ways in which you can make sure that the soundbar will work with your television.

First, look at your Owners Manual if you still have it. The ”specification” section will have a listing of all compatible inputs, don’t worry if you don’t have the manual. You can still check it at the back of the TV For an HDMI or optical cable output. If it has at least one of these on your TV, it means it is compatible with soundbars.

What 2.1 Channel Soundbar Is?

Audiophiles look at these numbers. A 2.1 soundbar means that it has two tweeters and one sub-woofer. This is the most common thing in a soundbar, and it is the most affordable one. If you are interested, listen to music rather than movies if you will want to pay a little more for one with additional tweeters.
You will find 5.1  soundbars that will make your room like a concert hall when you are listening to music. for a top-notch experience, 7.1.4  will be the best. And the number 4 refers to how many speakers are elevated. This helps to push the audio out for an amazing surround sound. But it has a minus point, that is the price.

Is a 4K Pass-through Soundbar Worth It?

If you have a 4K TV and soundbar but without video output, it is time to upgrade it. However, if you have enough inputs in your TV or don’t mind switching out devices as needed, you can get by with just an audio soundbar.


You do not necessarily need a 4K soundbar unless you can connect your devices. It won’t improve audio quality more than one without 4K. However, If You Do It For connections, you will definitely need a passthrough. That way, it will help to transmit images to your 4K television.

If You are rushing to buy a soundbar, make sure you see that if the soundbar is compatible with your TV or not?

-our editorial board has reviewed this article and has been approved for publication according to our editorial policy.

Best Seller List of 4K Soundbars:

SaleBestseller No. 1
Polk Audio Signa S2 Ultra-Slim TV Sound Bar | Works with 4K & HD TVs | Wireless Subwoofer | Includes...
  • A PREMIUM ULTRA-SLIM SOUND BAR WITH INCLUDED WIRELESS SUBWOOFER – 5 powerful full-range drivers deliver BEAUTFUL RICH SOUND WITH DEEP BASS. POLK’S EXCLUSIVE VOICE ADJUST TECHNOLOGY & Dolby Digital Decoding maximizes sound clarity & reduces voice delays.Mounting Type: Tv Sound Bar,Bar Mount
  • EXCELLENT SOUND AND VALUE on par with any mid- to high-range sound bars available in the market. At just over 2" tall, it fits most spaces — easily wall-mount it or place in front of your TV. It won’t block your TV’s bottom edge or IR remote sensor
  • UPGRADE YOUR HOME THEATER EXPERIENCE – Watch your favorite shows on your 4K HD Smart TV with exceptional picture quality & crystal clear sound. With numerous connection possibilities, plug in any audio source via HDMI ARC, optical input & AUX
  • WIRELESSLY STREAM MUSIC from your favorite streaming apps like Pandora, Spotify, TuneIn, and others directly from your smartphone, tablet or other compatible device through the built-in Bluetooth technology
  • SET UP YOUR SOUND BAR IN MINUTES — With the included subwoofer, HDMI and optical cables quickly connect your TV to the sound bar. Get set up and listening in minutes
SaleBestseller No. 2
2,600 Reviews
JBL Bar 5.1 - Soundbar with Built-in Virtual Surround, 4K and 10" Wireless Subwoofer...
  • An impressive 550w of total system power
  • 10"" wireless subwoofer delivers deep, thrilling sound
  • Built-in chromecast, airplay2 and bluetooth
  • Jbl surround sound brings an immersive virtual 5.1 sound experience for your tv without any extra wires or speakers
  • 4k pass-through with hdr 10 and dolby vision provides the best resolution
Bestseller No. 3
5,902 Reviews
JBL Bar 5.1 - Channel 4K Ultra HD Soundbar with True Wireless Surround Speakers
  • JBL 5.1 surround sound with 510W of power
  • Detachable, battery-powered wireless surround speakers
  • Thrilling bass from a 10 Inch (250mm) wireless subwoofer
  • Wireless music streaming with Bluetooth
  • True 4K connectivity with 3 HDMI in/1 HDMI out (ARC)
SaleBestseller No. 4
1,409 Reviews
Polk Audio MagniFi Max SR Home Theater Surround Sound Bar, Works with 4K & HD TVs, HDMI, Optical...
  • BIGGER, MORE DYNAMIC SOUND - Packed inside this slim and sleek sound bar 7 powerful drivers and tweeters produce exceptionally clear sound, more superior than any traditional sound bar
  • INCLUDES PLUG AND PLAY WIRELESS SUBWOOFER & TWO WIRELESS SPEAKERS, which are instantly recognized by the sound bar the moment you power them on. The sub supports an 8” downward firing driver and the wall mountable speakers each have a 3" full range driver
  • EXPERIENCE TRUE 5.1 WIRELESS SURROUND SOUND WITH POLK'S PATENTED SDA AUDIO TECHNOLOGY that creates an expansive surround stage & detailed stereo image delivering a room-filling listening experience, the same as what you would get in a concert or theater
  • Polk's exclusive Voice Adjust Technology even lets you INDEPENDENTLY CONTROL VOICE LEVELS maximizing sound clarity and minimizing voice delays and muzzled sounds. Equipped with INDEPENDENT MODES FOR MOVIES, MUSIC, AND SPORTS, it delivers balanced sound clarity so that hear every word, making your movie, sports and music experience exquisite
  • ENDLESS CONNECTION OPTIONS - 3 HDMI Inputs (HDCP 2.2 compliant), 1 HDMI-ARC output, an Optical port for Blu-Ray players & set-top box, an Aux Analog input (3.5mm) for any non-digital device, plus Bluetooth, USB and Internet connectivity
Bestseller No. 5
340 Reviews
JBL JBL2GBAR51IMBLKAM Bar 5.1 Soundbar with Built-in Virtual Surround, 4K and 10" Wireless Subwoofer...
  • An impressive 550w of total system power
  • 10"" wireless subwoofer delivers deep, thrilling sound
  • Built-in chromecast, airplay2 and bluetooth
  • JBLsurround sound brings an immersive virtual 5. 1 sound experience for your tv without any extra wires or speakers
  • 4k pass-through with hdr 10 and dolby vision provides the best resolution
SaleBestseller No. 6
3,708 Reviews
VIZIO V-Series 5.1 Home Theater Sound Bar with Dolby Audio, Bluetooth, Wireless Subwoofer, Voice...
  • America's #1 Sound Bar* - VIZIO has been filling homes with truly immersive audio for over 10 years, and our sound bars just keep getting better. We are proud to provide our customers with top-tier audio products that bring movies, shows, podcasts, music, and more to life like never before. (*#1 Sound Bar Brand in 1H 2022 Source: The NPD Group/Retail Tracking Service, U.S., based on units, Jan. - June 2022 combined.)
  • Optimized for 4K HDR content with Dolby Audio 5.1 - Bring out the best audio performance from your 4K HDR content with Dolby Audio 5.1 when connected through HDMI.
  • Loud and Clear - The 96dB sound pressure level and 50Hz – 20kHz frequency range deliver dynamic and accurate Sound.
  • DTS Virtual:X - Enhances any content with room-filling, floor-to-ceiling virtualized 3D sound.
  • 5” Wireless Subwoofer - Place the wireless subwoofer anywhere in the room to add deep booming bass.
Bestseller No. 7
63 Reviews
KUVASONG True 1500 Nits 55 Inch 4K Sun Readable Smart Outdoor TV with External 40W Sound Bar and...
  • Television is designed to automatically reduce glare and enhance images for comfortably watching from any angle; Dimensions (L x W x H): 48.46 x 2.52 x 27.64 inches
  • Features a TRUE 1500nits high brightness LED panel, perfect for the covered outdoor, partially sunny, or strongly lit areas; Not rated for completely open outdoor areas
  • Fully compatible with an ATSC+NTSC TV system, integrated with 3 HDMI ports, 3 USB ports, RJ45, WIFI, AV-in, and an optical out for other external devices
  • Plug and Play with smart streaming devices, such as Roku, Chromecast, Amazon Fire TV, etc, with built-in access to Netflix, YouTube, VUDU, and Screencast
  • Includes a tiltable and swiveling TV wall mount and external 40W soundbar with 5 input modes (Optical Input, Coax, USB, AUX, Bluetooth)
SaleBestseller No. 8
449 Reviews
Polk Audio MagniFi 2 Sound Bar & Wireless Subwoofer (2020 Model) with 3D Audio & Built-in Chromecast...
  • MAGNIFI NOW WITH 3D AUDIO - Virtual height effects and wireless subwoofer deliver an incredible room-filling and truly immersive 3D listening experience comparable to that of a concert or theater
  • BIGGER, MORE DYNAMIC SURROUND SOUND - Equipped with 6 powerful drivers - (4) 1" x 3" full-range drivers & (2) 0.75" tweeters, MagniFi 2 produces multi-dimensional audio, superior to any traditional sound bar
  • Polk's exclusive VOICE ADJUST & SDA TECHNOLOGY let you CONTROL VOICE LEVELS maximizing sound clarity and minimizing voice delays and muzzled sounds, creating an expansive soundstage with realistic imaging
  • WIRELESSLY STREAM MUSIC with built-in GOOGLE CHROMECAST from your smartphone and other compatible Bluetooth devices for a multi-room system. Cast your favorite music tracks and enjoy unlimited playback using Pandora, Spotify, Deezer, and more
  • UNIVERSALLY COMPATIBLE WITH 4K and HD TVs - Enjoy a cinematic experience with Dolby Digital & DTS audio, and pristine clarity with Dolby Vision, and INDEPENDENT MODES FOR MOVIES, MUSIC, AND SPORTS bring out the best of home cinema
Bestseller No. 9
203 Reviews
SAMSUNG UN58TU7000 58" 4K Ultra HD Smart LED TV with Deco Gear Soundbar Bundle
  • Samsung USA AUTHORIZED - Includes Full Samsung USA WARRANTY
  • Samsung UN58TU7000 58" TU7000 QLED 4K UHD Smart TV
  • The TU7000 Crystal UHD TV unlocks hidden detail at four times the quality of Full HD. The ultra-fast processor transforms everything you watch into stunning 4K. The sleek, elegant, and minimalistic design draws you into the screen from any angle.
  • IN THE BOX: Samsung UN58TU7000 4K Ultra HD Smart LED TV | Power Cable | User Manual | E-Manual | Includes Samsung Authorized USA Warranty
  • BUNDLE INCLUDES: Deco 31" Home Theater Premium Soundbar | Flat & Tilt Wall Mount for TV's 45-90" | 2 (Two) 6-inch Velcro Cable Management | User Manual | 2 x 6FT High-Speed HDMI Cable | SurgePro 6-Outlet Surge Adapter
SaleBestseller No. 10
395 Reviews
Denon DHT-S216 Home Theater Soundbar | Virtual Surround Sound | HDMI ARC | HD, 4K & Bluetooth...
  • TRANSFORM YOUR TV INTO A HOME ENTERTAINMENT CENTER with DHT-S216 soundbar's (2) 3" down-firing subwoofers, dual 1.75" x 3.5" mid-range drivers and (2) 1” tweeters pumping DYNAMIC THEATER-QUALITY AUDIO into your movies, TV and music listening experience
  • EXPERIENCE VIRTUAL SURROUND SOUND, multi-dimensional audio detail and enhanced bass from your TV’s streaming apps, Blu-ray movies and gaming systems with DTS Virtual:X, Dolby Digital and DTS, WITHOUT THE NEED FOR ADDITIONAL SPEAKERS
  • HEAR EVERY WORD with the Dialogue Enhancer that SHARPENS DIALOGUE CLARITY making them sound crystal clear without the need to adjust overall volume. Select from 3 pre-set EQ modes - movies, music and night - for a custom listening experience at any time
  • 4K AND HD COMPATIBILITY – Connect your TV to gaming consoles, Blu-Ray player or any audio source via HDCP 2.2 HDMI in & out ports with Audio Return Channel, optical or aux inputs. Plus control the soundbar via your TV remote through HDMI ARC connection
  • SLIM PROFILE IN WALL-MOUNTABLE OPTION - At 2" tall, the sleek bar fits in most spaces and can be placed in front of your TV without blocking your TV’s bottom edge. Easy to wall mount using the included mounting template

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Last update on 2022-11-17

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