Appliances Memorial Day Sale.Ends June 5. Limited quantities. No rainchecks.Shop now

Skip to content
Main Content

big amplifiers

No content

Best Buy customers often prefer the following products when searching for big amplifiers.

Big amplifiers are used in a wide range of applications, from public address systems to car stereo systems to home theater. They boost the signal strength of a low-voltage audio source, such as a microphone or headset, so that it can be connected to a higher-powered speaker system. Browse the top-ranked list of big amplifiers 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.
    See all Amplifiers

    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. Bose - Music Amplifier - Black - Front_Zoom

    Model: 867236-1100
    SKU: 6517686
    Top comment

    "Amazing amplifier...Simply amazing amplifier with the power that characterizes Bose products....The best compact amplifier with a extraordinary quality of music"

    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.
    See all Amplifiers
    Top comment

    "Amazing amplifier...Simply amazing amplifier with the power that characterizes Bose products....The best compact amplifier with a extraordinary quality of music"

    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.
    See all Amplifiers
    See all Amplifiers
  4. 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.
    See all Amplifiers
    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
  5. Sonos - Amp 250W 2.1-Ch Amplifier - Black - Front_Zoom

    Model: AMPG1US1BLK
    SKU: 6312857
    Top comment

    "Sonos amplifier delivers...Amplifier is great. I am a Sonos fan and have been building a system for the past 10 years. ...Great amplifier sounds amazing kinda big but easy hook up"

    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.
    See all Amplifiers
    Top comment

    "Sonos amplifier delivers...Amplifier is great. I am a Sonos fan and have been building a system for the past 10 years. ...Great amplifier sounds amazing kinda big but easy hook up"

    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.
    See all Amplifiers
    See all Amplifiers
  6. JBL - DSi MA4-US 2.0 Amplifier - Black - Front_Zoom

    Product Description

    The DSi MA4-US 2.0 amplifier family, JBL’s first line of dedicated cinema amplifiers, builds on Crown DSi Digital Screen Array amplifier technology and high-end DSP from Crown’s flagship CDi DriveCore Series to deliver potent, efficient amplification and top-notch processing for JBL’s entire range of cinema loudspeakers. Cinema managers and integrators looking to maximize their power investment and future-proof their systems can count on JBL DSi 2.0 Series to deliver robust, reliable performance in an ultra-efficient package.
    See all Amplifiers

    Product Description

    The DSi MA4-US 2.0 amplifier family, JBL’s first line of dedicated cinema amplifiers, builds on Crown DSi Digital Screen Array amplifier technology and high-end DSP from Crown’s flagship CDi DriveCore Series to deliver potent, efficient amplification and top-notch processing for JBL’s entire range of cinema loudspeakers. Cinema managers and integrators looking to maximize their power investment and future-proof their systems can count on JBL DSi 2.0 Series to deliver robust, reliable performance in an ultra-efficient package.
    See all Amplifiers
    See all Amplifiers
  7. Rotel - RB-1552 MKII 130W 2-Ch Stereo Amplifier - Black - Front_Zoom

    Model: RB-1552 MKII - BLACK
    SKU: 5708743

    Product Description

    The RB-1552 MkII is a close sibling to the RB-1582 MkII, sharing the same platform and delivering a robust 2 x 130 Watts power output. Experience exceptional performance with this formidable stereo amplifier.
    See all Amplifiers

    Product Description

    The RB-1552 MkII is a close sibling to the RB-1582 MkII, sharing the same platform and delivering a robust 2 x 130 Watts power output. Experience exceptional performance with this formidable stereo amplifier.
    See all Amplifiers
    See all Amplifiers
  8. Rotel - RB-1552 MKII 130W 2-Ch Stereo Amplifier - Silver - Front_Zoom

    Model: RB-1552 MKII - SILVER
    SKU: 5708752

    Product Description

    The RB-1552 MkII is a close sibling to the RB-1582 MkII, sharing the same platform and delivering a robust 2 x 130 Watts power output. Experience exceptional performance with this formidable stereo amplifier.
    See all Amplifiers

    Product Description

    The RB-1552 MkII is a close sibling to the RB-1582 MkII, sharing the same platform and delivering a robust 2 x 130 Watts power output. Experience exceptional performance with this formidable stereo amplifier.
    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
No content