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Best Buy customers often prefer the following products when searching for large amps.

An audio amplifier is a device that can increase the power of an electrical signal. It is used in many types of applications, including sound reinforcement systems, recording studios, and home theater systems. Browse the top-ranked list of large amps below along with associated reviews and opinions.

Main Results
  1. Rotel - RMB-1555 120W 5-Ch Multi-Channel Amplifier - Black - Front_Zoom

    Product Description

    Meet the Rotel RMB-1555, the amplifier that's not afraid to shine in medium and large home theaters. It may have slightly less power than its big brother, but don't let that fool you. With a robust power supply, it unleashes 5 x 120 Watts per channel, ensuring your home theater experience is anything but ordinary. Feel the power, hear the difference, and immerse yourself in a world of emotions as you enjoy your favorite movies and music like never before.
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    Product Description

    Meet the Rotel RMB-1555, the amplifier that's not afraid to shine in medium and large home theaters. It may have slightly less power than its big brother, but don't let that fool you. With a robust power supply, it unleashes 5 x 120 Watts per channel, ensuring your home theater experience is anything but ordinary. Feel the power, hear the difference, and immerse yourself in a world of emotions as you enjoy your favorite movies and music like never before.
    See all Amplifiers
    See all Amplifiers
  2. Rotel - RMB-1555 120W 5-Ch Multi-Channel Amplifier - Silver - Front_Zoom
    Top comment

    "The speakers now sound fantastic. What a big difference. Definitely recommend this for the B&W 704 and 703 Model."

    See all customer reviews

    Product Description

    Meet the Rotel RMB-1555, the amplifier that's not afraid to shine in medium and large home theaters. It may have slightly less power than its big brother, but don't let that fool you. With a robust power supply, it unleashes 5 x 120 Watts per channel, ensuring your home theater experience is anything but ordinary. Feel the power, hear the difference, and immerse yourself in a world of emotions as you enjoy your favorite movies and music like never before.
    See all Amplifiers
    Top comment

    "The speakers now sound fantastic. What a big difference. Definitely recommend this for the B&W 704 and 703 Model."

    See all customer reviews

    Product Description

    Meet the Rotel RMB-1555, the amplifier that's not afraid to shine in medium and large home theaters. It may have slightly less power than its big brother, but don't let that fool you. With a robust power supply, it unleashes 5 x 120 Watts per channel, ensuring your home theater experience is anything but ordinary. Feel the power, hear the difference, and immerse yourself in a world of emotions as you enjoy your favorite movies and music like never before.
    See all Amplifiers
    See all Amplifiers
  3. Sonos - Amp 250W 2.1-Ch Amplifier - Black - Front_Zoom

    Model: AMPG1US1BLK
    SKU: 6312857
    Top comment

    "I have multi zones and this helped big time. A stereo is to big and bulky...Big improvement over old amp. Powers 4 speakers easily."

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    Product Description

    Enhance your home audio with this Class D Sonos amplifier. Its 125W of power per channel lets you enjoy high-resolution sound from your bookshelf speakers, TV and other passive components, and Wi-Fi connectivity supports multiroom setups and wireless streaming via AirPlay and the Sonos app.
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    Top comment

    "I have multi zones and this helped big time. A stereo is to big and bulky...Big improvement over old amp. Powers 4 speakers easily."

    See all customer reviews

    Product Description

    Enhance your home audio with this Class D Sonos amplifier. Its 125W of power per channel lets you enjoy high-resolution sound from your bookshelf speakers, TV and other passive components, and Wi-Fi connectivity supports multiroom setups and wireless streaming via AirPlay and the Sonos app.
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    See all Amplifiers
  4. Bowers & Wilkins - CDA-2HD 500W 2-Channel DSP Amplifier - Black - Front_Zoom

    Product Description

    If it is the power you need in a sleek, stylish, and compact package, the Bowers and Wilkins CDA-2HD Amplifier is the right choice for you. Equipped with Digital Signal Processor (DSP), the amp is optimized to work with a vast selection of products and offers dynamic EQ for Bowers and Wilkins subwoofers. This amp can deliver 500W of Class D amplification into 2 channels and can be bridged to deliver 1000W to drive large speakers. With a half-rack width 2U size, the CDA-2HD takes up a minimum of rack space. It features dual-zone audio and is compatible with both older and newer versions of Bowers and Wilkins products. The slim amplifier has a wide variety of connectivity options such as analog and digital inputs, (2) RCA phono sockets, ethernet, and more. This is the right upgrade for your expanding home entertainment system, as well as the perfect starting point for your new one.
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    Product Description

    If it is the power you need in a sleek, stylish, and compact package, the Bowers and Wilkins CDA-2HD Amplifier is the right choice for you. Equipped with Digital Signal Processor (DSP), the amp is optimized to work with a vast selection of products and offers dynamic EQ for Bowers and Wilkins subwoofers. This amp can deliver 500W of Class D amplification into 2 channels and can be bridged to deliver 1000W to drive large speakers. With a half-rack width 2U size, the CDA-2HD takes up a minimum of rack space. It features dual-zone audio and is compatible with both older and newer versions of Bowers and Wilkins products. The slim amplifier has a wide variety of connectivity options such as analog and digital inputs, (2) RCA phono sockets, ethernet, and more. This is the right upgrade for your expanding home entertainment system, as well as the perfect starting point for your new one.
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  5. Bose - Music Amplifier - Black - Front_Zoom

    Model: 867236-1100
    SKU: 6517686
    Top comment

    "Big Power out of this little package....Therefore, you don’t need to buy high quality speakers with big woofers you can get by with smaller high quality woofers quality offers and high quality twetters that can handle 125 Watts RMS. "

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    Product Description

    Give your home’s soundtrack a boost. The Bose Music Amplifier powers up to two pairs of passive speakers with 125 watts per channel and connects over Wi-Fi so you can stream all your favorites, from playlists to podcasts, easily from your phone. To elevate your sound experience, pair the amp with Bose in-ceiling or outdoor speakers and custom EQ will deliver clear, well-balanced sound. Enjoy the simplicity of controlling your music with the Bose Music app, or stream content your way via Bluetooth, Apple Airplay 2, Spotify Connect, and Chromecast built-in. For more music throughout your home, group the amp with other Wi-Fi -enabled Bose products. SimpleSync technology lets you pair it with a compatible Bose headphone or Bluetooth speakers for private listening or more sound. When it comes to your record player, connect easily for maximum enjoyment of your vinyl collection or allow guests to take over the vibe by pairing via Bluetooth.
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    Top comment

    "Big Power out of this little package....Therefore, you don’t need to buy high quality speakers with big woofers you can get by with smaller high quality woofers quality offers and high quality twetters that can handle 125 Watts RMS. "

    See all customer reviews

    Product Description

    Give your home’s soundtrack a boost. The Bose Music Amplifier powers up to two pairs of passive speakers with 125 watts per channel and connects over Wi-Fi so you can stream all your favorites, from playlists to podcasts, easily from your phone. To elevate your sound experience, pair the amp with Bose in-ceiling or outdoor speakers and custom EQ will deliver clear, well-balanced sound. Enjoy the simplicity of controlling your music with the Bose Music app, or stream content your way via Bluetooth, Apple Airplay 2, Spotify Connect, and Chromecast built-in. For more music throughout your home, group the amp with other Wi-Fi -enabled Bose products. SimpleSync technology lets you pair it with a compatible Bose headphone or Bluetooth speakers for private listening or more sound. When it comes to your record player, connect easily for maximum enjoyment of your vinyl collection or allow guests to take over the vibe by pairing via Bluetooth.
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    See all Amplifiers
  6. Rotel - RB-1590 350W 2-Ch Stereo Amplifier - Black - Front_Zoom

    Model: RB-1590 - BLACK
    SKU: 5708745
    Top comment

    "I did get some DC hum with this amp because of the big transformer. I bought an Emotiva DC blocker and now it’s quiet as can be! "

    See all customer reviews

    Product Description

    Experience the RB-1590, a stereo amplifier that reigns supreme with its 2 x 350 Watts of power. Boasting dual toroidal transformers and special slit foil capacitors, it stands in a class of its own, ensuring a superior audio performance that's second to none.
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    Top comment

    "I did get some DC hum with this amp because of the big transformer. I bought an Emotiva DC blocker and now it’s quiet as can be! "

    See all customer reviews

    Product Description

    Experience the RB-1590, a stereo amplifier that reigns supreme with its 2 x 350 Watts of power. Boasting dual toroidal transformers and special slit foil capacitors, it stands in a class of its own, ensuring a superior audio performance that's second to none.
    See all Amplifiers
    See all Amplifiers
  7. Sonos - Geek Squad Certified Refurbished 250W 2.0-Ch. Stereo Receiver - Black - Front_Zoom

    Product Description

    Bring clear, thumping sound to your home entertainment experience with this refurbished Sonos amplifier. Compatibility with popular virtual assistants enables voice control, while built-in Wi-Fi supports wireless streaming via the downloadable Sonos app. This 250W two-channel Sonos amplifier has dual Ethernet ports to connect to your home network and create a multiroom audio configuration.

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    Product Description

    Bring clear, thumping sound to your home entertainment experience with this refurbished Sonos amplifier. Compatibility with popular virtual assistants enables voice control, while built-in Wi-Fi supports wireless streaming via the downloadable Sonos app. This 250W two-channel Sonos amplifier has dual Ethernet ports to connect to your home network and create a multiroom audio configuration.

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    See all Amplifiers
  8. Rotel - RB-1582 MKII 200W 2-Ch Stereo Amplifier - Black - Front_Zoom

    Model: RB-1582 MKII - BLACK
    SKU: 5708740

    Product Description

    Meet the RB-1582 MkII, a compelling stereo amplifier that delivers a powerful 2 x 200 Watts per channel while harnessing Rotel's Balanced Design Concept for superior performance. Get ready to experience audio like never before.
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    Product Description

    Meet the RB-1582 MkII, a compelling stereo amplifier that delivers a powerful 2 x 200 Watts per channel while harnessing Rotel's Balanced Design Concept for superior performance. Get ready to experience audio like never before.
    See all Amplifiers
    See all Amplifiers
  9. Rotel - RB-1582 MKII 200W 2-Ch Stereo Amplifier - Silver - Front_Zoom

    Model: RB-1582 MKII - SILVER
    SKU: 5708736

    Product Description

    Meet the RB-1582 MkII, a compelling stereo amplifier that delivers a powerful 2 x 200 Watts per channel while harnessing Rotel's Balanced Design Concept for superior performance. Get ready to experience audio like never before.
    See all Amplifiers

    Product Description

    Meet the RB-1582 MkII, a compelling stereo amplifier that delivers a powerful 2 x 200 Watts per channel while harnessing Rotel's Balanced Design Concept for superior performance. Get ready to experience audio like never before.
    See all Amplifiers
    See all Amplifiers
  10. Rotel - RB-1590 350W 2-Ch Stereo Amplifier - Silver - Front_Zoom

    Model: RB-1590 - SILVER
    SKU: 5708756

    Product Description

    Experience the RB-1590, a stereo amplifier that reigns supreme with its 2 x 350 Watts of power. Boasting dual toroidal transformers and special slit foil capacitors, it stands in a class of its own, ensuring a superior audio performance that's second to none.
    See all Amplifiers

    Product Description

    Experience the RB-1590, a stereo amplifier that reigns supreme with its 2 x 350 Watts of power. Boasting dual toroidal transformers and special slit foil capacitors, it stands in a class of its own, ensuring a superior audio performance that's second to none.
    See all Amplifiers
    See all Amplifiers
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