Echo Sub Review: An Affordable Subwoofer For Compatible Echo Devices


Design and Build Quality

The Echo Sub is a stylish and compact subwoofer designed to complement your existing Echo devices. With its sleek cylindrical shape and fabric finish, it effortlessly blends with any decor, adding an element of elegance to your audio setup.

The build quality of the Echo Sub is impressive. The durable construction ensures that it can withstand the rigors of daily use. The fabric covering not only adds a touch of sophistication but also protects the internal components from dust and debris.

Measuring just under 8 inches in height and weighing around 9 pounds, the Echo Sub is lightweight and easy to place in any room without taking up much space. Its portability allows you to move it around effortlessly and experiment with different audio configurations.

The top of the Echo Sub features a smooth, touch-sensitive control panel that allows you to adjust the volume and quicken the bass response with a simple tap. The intuitive interface makes it convenient to use, even for those who are not tech-savvy.

Furthermore, the subwoofer’s downward-firing design ensures that the low-frequency sound waves are delivered evenly across the room, creating a rich and immersive audio experience.

When it comes to design, Amazon has certainly paid attention to the details. The Echo Sub seamlessly integrates with your Echo devices, providing a unified and aesthetically pleasing setup. Whether you place it next to your Echo smart speaker or tuck it away in a corner, the Echo Sub adds a touch of sophistication to your audio setup.

Overall, the Echo Sub’s design and build quality are top-notch, combining form and function to enhance your listening experience. Its sleek and compact design, durable construction, and intuitive controls make it a valuable addition to any Echo device setup.

Sound Performance and Bass Output

The Echo Sub delivers impressive sound performance, especially in the bass department, making it an ideal addition to your Echo device setup. With its 6-inch down-firing woofer, the subwoofer is designed to produce deep, punchy bass that adds depth and richness to your audio.

When paired with compatible Echo devices, the Echo Sub enhances the overall sound quality and provides a more immersive listening experience. Whether you’re streaming music, watching movies, or playing games, the subwoofer adds a new dimension to your audio, making the sound more dynamic and vibrant.

The bass output of the Echo Sub is remarkable. It delivers powerful and well-defined low frequencies, enhancing the impact of movie soundtracks and music genres that rely heavily on bass. From thumping beats to rumbling explosions, the Echo Sub brings the action to life, creating a theater-like experience in your living room.

One of the key features of the Echo Sub is its ability to fill the room with sound. The subwoofer is designed to disperse sound in multiple directions, ensuring that every corner of the room is filled with deep, resonating bass. This creates a more immersive listening experience, allowing you to enjoy your favorite music or movies without any compromises.

Moreover, the Echo Sub can be adjusted to suit your preference. Using the Alexa app or voice commands, you can easily control the bass level, allowing you to fine-tune the audio to your liking. Whether you prefer a subtle, balanced bass or a more intense, earth-shaking experience, the Echo Sub gives you the flexibility to personalize your sound.

Overall, the Echo Sub delivers exceptional sound performance and impressive bass output. Its ability to enhance the audio quality of your Echo devices, coupled with its powerful and well-defined bass, makes it a must-have accessory for any audio enthusiast. Whether you’re a music lover, movie enthusiast, or avid gamer, the Echo Sub elevates your listening experience to new heights.

Setting Up the Echo Sub

Setting up the Echo Sub is a straightforward process that requires minimal effort. Here’s a step-by-step guide to help you get started:

  1. First, ensure that you have a compatible Echo device. The Echo Sub is designed to work with Echo (3rd Gen), Echo Dot (3rd Gen), Echo Plus (2nd Gen), Echo Studio, Echo Dot with Clock, and Echo Show (2nd Gen).
  2. Find a suitable location for your Echo Sub. It’s recommended to place the subwoofer on the floor, near a power outlet, and within range of your Echo device.
  3. Connect the Echo Sub to a power source using the provided power adapter. The subwoofer will automatically turn on and enter pairing mode.
  4. Open the Alexa app on your smartphone or tablet. Make sure your Echo device is connected to the same Wi-Fi network as your mobile device.
  5. In the Alexa app, tap on the Devices tab at the bottom right corner of the screen. Then, tap on the “+” icon in the top right corner to add a new device.
  6. Choose “Add Device” and select “Amazon Echo” from the list of available devices.
  7. Follow the on-screen instructions to complete the setup. The app will guide you through the process of connecting the Echo Sub to your Echo device.
  8. Once the setup is complete, you can start enjoying enhanced audio with your Echo Sub. Play your favorite music or ask Alexa to stream a playlist, and experience the difference that the subwoofer makes in delivering richer, more immersive sound.

If you encounter any issues during the setup process, refer to the user manual or visit the Amazon support website for troubleshooting steps and additional assistance.

Setting up the Echo Sub is quick and hassle-free, allowing you to start enjoying enhanced audio quality in no time. Whether you’re a tech-savvy individual or a novice user, the straightforward setup process ensures that anyone can easily integrate the Echo Sub into their Echo device setup.

Multi-Room Audio with Echo Sub

One of the standout features of the Echo Sub is its ability to seamlessly integrate into a multi-room audio setup with other Echo devices. This allows you to enjoy synchronized music playback throughout your home, creating an immersive and cohesive audio experience.

To set up multi-room audio with the Echo Sub, follow these steps:

  1. Ensure that you have multiple compatible Echo devices in different rooms of your home.
  2. Open the Alexa app on your mobile device and go to the Devices tab.
  3. Tap on the ‘+’ icon and select ‘Combine Speakers and Group Devices’.
  4. Follow the on-screen instructions to create a multi-room music group. You can choose the Echo devices and the Echo Sub to be included in the group.
  5. Once the group is created, you can play music on the group by simply selecting it from the Alexa app or using voice commands.

With multi-room audio, you can enjoy music or other audio content in multiple rooms simultaneously. The Echo Sub seamlessly syncs with the other Echo devices in the group, ensuring that the bass and audio output are perfectly aligned.

Imagine hosting a party where the music fills every room, or moving from one room to another without missing a beat. The Echo Sub enhances this experience by adding deep, immersive bass to the synchronized audio playback, creating a truly captivating ambiance.

Furthermore, the Alexa app gives you the flexibility to control the volume and playback options for individual speakers or the entire group. You can easily adjust the bass level of the Echo Sub to suit your preferences and create the ideal audio balance for each room.

Whether you’re relaxing in the living room, cooking in the kitchen, or working in your home office, the multi-room audio feature with the Echo Sub allows you to enjoy high-quality audio throughout your home.

The Echo Sub’s compatibility with multi-room audio not only adds convenience but also elevates your audio experience to a whole new level. It’s a testament to the versatility and functionality of the Echo Sub, making it an essential component of any modern audio setup.

Compatibility with Echo Devices

The Echo Sub is designed to be compatible with a range of Echo devices, ensuring a seamless integration and enhanced audio experience. Here are the Echo devices that are compatible with the Echo Sub:

  • Echo (3rd Generation)
  • Echo Dot (3rd Generation)
  • Echo Plus (2nd Generation)
  • Echo Studio
  • Echo Dot with Clock
  • Echo Show (2nd Generation)

When paired with any of these compatible Echo devices, the Echo Sub adds an extra dimension to the audio playback, delivering deep, rich bass that fills the room. Whether you’re streaming music, watching movies, or playing games, the Echo Sub enhances the overall audio experience, making it more immersive and enjoyable.

The Echo Sub is seamlessly integrated into the Echo ecosystem, allowing you to control it with your voice using Alexa commands. You can ask Alexa to adjust the bass level, change the volume, or play music from your favorite streaming services, all without lifting a finger.

With its compatibility across a variety of Echo devices, the Echo Sub offers great flexibility in expanding your audio setup. It can be used as a standalone subwoofer, or as part of a multi-room audio system, working in harmony with other Echo devices to deliver synchronized and enhanced audio playback in various rooms of your home.

It’s important to note that the Echo Sub does require a compatible Echo device to function. While it adds powerful bass to your audio, it relies on the Echo device to act as the main control hub.

Overall, the Echo Sub’s compatibility with a range of Echo devices ensures that you can easily integrate it into your existing Echo setup and enjoy a heightened audio experience. Whether you have a single Echo device or multiple devices spread throughout your home, the Echo Sub is a perfect companion for delivering enhanced audio quality and immersive bass.

Alexa Integration and Smart Controls

The Echo Sub seamlessly integrates with Amazon’s voice assistant, Alexa, providing a hands-free and intuitive way to control your audio experience. With its extensive array of features and smart controls, the Alexa integration enhances the functionality and convenience of the Echo Sub.

Using voice commands, you can ask Alexa to adjust the volume, play specific songs or playlists, skip tracks, or even control connected smart home devices – all without having to physically interact with the Echo Sub or your Echo device.

With Alexa, you have access to a vast library of music streaming services, such as Amazon Music, Spotify, Apple Music, and more. Simply ask Alexa to play your favorite artist or genre, and the Echo Sub will fill the room with rich, immersive sound.

In addition to music playback, the Echo Sub allows you to use Alexa’s voice assistant features. You can ask Alexa to provide weather updates, answer questions, set reminders, create to-do lists, or even control other smart home devices that are connected to your Echo ecosystem.

Furthermore, the Alexa app on your smartphone or tablet provides an easy-to-use interface for controlling and managing your Echo Sub. From the app, you can adjust the bass level, customize equalizer settings, and create multi-room audio groups.

The smart controls offered by the Alexa integration allow you to fine-tune your audio experience to suit your preferences. Whether you prefer a more subtle bass presence or want to dial it up to feel the thumping beats, you have control at your fingertips or simply through your voice.

The convenience of Alexa integration extends beyond audio control. Alexa’s smart home capabilities allow you to control compatible smart devices in your home, such as lights, thermostats, and locks. You can effortlessly create routines and automation, enhancing the overall smart home experience.

With hands-free voice control and a user-friendly app, the Echo Sub offers a seamless and intuitive way to interact with your audio system and smart home devices. The combination of Alexa’s extensive capabilities and the Echo Sub’s powerful bass output makes for an immersive and convenient audio experience.

Pros and Cons of the Echo Sub

Like any piece of technology, the Echo Sub comes with its own set of pros and cons. Understanding these can help you make an informed decision before adding this subwoofer to your audio setup. Here’s a breakdown of the pros and cons of the Echo Sub:


  1. Enhanced Bass: The Echo Sub delivers powerful and well-defined bass, adding depth and richness to your audio experience.
  2. Seamless Integration: The Echo Sub seamlessly integrates with compatible Echo devices, providing a cohesive audio setup.
  3. Multi-Room Audio: With the Echo Sub, you can create a synchronized audio experience across multiple rooms, elevating your music playback.
  4. Alexa Integration: The integration with Amazon’s voice assistant, Alexa, allows for convenient voice control over your audio and smart home devices.
  5. Stylish Design: The Echo Sub features a sleek and modern design that adds a touch of elegance to any room.


  1. Requires Compatible Echo Device: The Echo Sub requires a compatible Echo device to function, which may limit its use if you don’t already own one.
  2. Additional Expense: The Echo Sub comes at an additional cost, which may deter budget-conscious buyers.
  3. Not Portable: While it is lightweight and easy to move around, the Echo Sub is designed to be stationary and may not be suitable for those looking for a portable solution.
  4. Limited to Amazon Ecosystem: The Echo Sub is primarily designed to work within the Amazon ecosystem, which may be a drawback for users with devices from other manufacturers.
  5. May Overwhelm Small Spaces: As a powerful subwoofer, the Echo Sub can be overwhelming in smaller spaces, and its bass output may dominate the audio experience.

Considering these pros and cons, it’s important to evaluate your specific needs and preferences to determine if the Echo Sub is the right addition to your audio setup. Ultimately, the Echo Sub is a high-quality subwoofer that enhances the audio experience, especially for those already invested in the Echo ecosystem and seeking to elevate their bass output.