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Best Buy customers often prefer the following products when searching for multi-channel amplifiers.

If you're looking for a way to get more out of your audio system, multi-channel amplifiers are the way to go. These devices can take the audio coming from a source and amplify it so you can play it through multiple devices at the same time. Browse the top-ranked list of multi-channel amplifiers below along with associated reviews and opinions.

Main Results
  1. AudioControl - 300W 4-Channel Class D Micro Amplifier - Black - Front_Zoom
    Top comment

    "Small footprint and sounds great. Needed 2 more channels to put on my tweeters so I bridged it . Probably to much power for tweeters but that’s what gains are for. ...Replaced a blown amplifier"

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    Product Description

    Enjoy powerful audio in your vehicle with this 300W 4-Channel Class D Micro Amplifier by AudioControl. The ACM-4.300 features a compact chassis that allows installation in confined spaces and a selectable high-pass crossover to get the most robust sound for your car’s audio system. This micro amplifier also features a reversible cover plate for flexibility in any installation scenario.
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    Top comment

    "Small footprint and sounds great. Needed 2 more channels to put on my tweeters so I bridged it . Probably to much power for tweeters but that’s what gains are for. ...Replaced a blown amplifier"

    See all customer reviews

    Product Description

    Enjoy powerful audio in your vehicle with this 300W 4-Channel Class D Micro Amplifier by AudioControl. The ACM-4.300 features a compact chassis that allows installation in confined spaces and a selectable high-pass crossover to get the most robust sound for your car’s audio system. This micro amplifier also features a reversible cover plate for flexibility in any installation scenario.
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    See all Multi-Channel Amps
  2. Sonance - 16-50 AMP - 800W 16.0-Ch. Digital Power Amplifier (Each) - Black - Front_Zoom
    Top comment

    "Great amplifier!...Product works great for multi channel amp needs. Good power and clean sound."

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    Product Description

    The Sonance Amplifier line appeals to the discerning ear. It has enough flexibility to meet the demands of custom installations. The Sonance digital amplifiers build on the legacy of innovation, performance and reliability.
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    Top comment

    "Great amplifier!...Product works great for multi channel amp needs. Good power and clean sound."

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    Product Description

    The Sonance Amplifier line appeals to the discerning ear. It has enough flexibility to meet the demands of custom installations. The Sonance digital amplifiers build on the legacy of innovation, performance and reliability.
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    See all Amplifiers
  3. Sonance - 12-50 AMP - 600W 12.0-Ch. Digital Power Amplifier (Each) - Black - Front_Zoom
    Top comment

    "Perfect 12 channels for our 6 pair of ceiling speakers. The sound is amazing!...Works great, have multi channel sound in our home. Couldn’t be happier!"

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    Product Description

    The Sonamp line appeals to the discerning ear. It has enough flexibility to meet the demands of custom installations. The Sonamp digital amplifiers build on the legacy of innovation, performance and reliability.
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    Top comment

    "Perfect 12 channels for our 6 pair of ceiling speakers. The sound is amazing!...Works great, have multi channel sound in our home. Couldn’t be happier!"

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    Product Description

    The Sonamp line appeals to the discerning ear. It has enough flexibility to meet the demands of custom installations. The Sonamp digital amplifiers build on the legacy of innovation, performance and reliability.
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    See all Amplifiers
  4. Sonos - Amp 250W 2.1-Ch Amplifier - Black - Front_Zoom

    Model: AMPG1US1BLK
    SKU: 6312857
    Top comment

    "Expensive but powerful 2 channel amp...Expensive but powerful 2 channel amp. I use 2 of these to power my outdoor speaker channels and integrates into broader Sonos system. ...Nice streaming amplifier...Very good sounding digital amplifier. Very versatile, can be used as a stereo amp, frot channels amp or rear channel amp in a surround setup"

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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

    "Expensive but powerful 2 channel amp...Expensive but powerful 2 channel amp. I use 2 of these to power my outdoor speaker channels and integrates into broader Sonos system. ...Nice streaming amplifier...Very good sounding digital amplifier. Very versatile, can be used as a stereo amp, frot channels amp or rear channel amp in a surround setup"

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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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    See all Amplifiers
  5. Metra - 8AWG Complete Amp Kit - Multi - Front_Zoom

    Model: BY-AK8P
    SKU: 6499084
    Top comment

    "It would have help me if the kit added additional RCA Cable for for Four Channel to amp...Great for a 2 channel amp! All in 1 package that I needed!"

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    Product Description

    Bring reliable power to your amplifier with this Metra 8 AWG amp kit. The 100 percent crystal oxygen-free copper conductors deliver effective signals to your single-DIN or double-DIN stereo, while the included AGU fuse holder and 40-amp fuse enable seamless operation. This multicolor Metra 8 AWG amp kit comes with 17" power, 3" ground and 20" remote wires for easy connections.
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    Top comment

    "It would have help me if the kit added additional RCA Cable for for Four Channel to amp...Great for a 2 channel amp! All in 1 package that I needed!"

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    Product Description

    Bring reliable power to your amplifier with this Metra 8 AWG amp kit. The 100 percent crystal oxygen-free copper conductors deliver effective signals to your single-DIN or double-DIN stereo, while the included AGU fuse holder and 40-amp fuse enable seamless operation. This multicolor Metra 8 AWG amp kit comes with 17" power, 3" ground and 20" remote wires for easy connections.
    See all Amp Installation Kits
    See all Amp Installation Kits
  6. Marantz - AV7706 Surround Pre-Amplifier - 11.2 Channel, Advanced 8K Upscaling, IMAX Enhanced, Auro-3D, Amazon Alexa Compatible - Black - Front_Zoom
    Top comment

    "Fits well with my Emotiva amplifiers....Great Pre-amplifier...All I can say is this pre-amplifier amazing. You get the classic look with more features."

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    Product Description

    Enjoy unmatchable audio and visual quality on a variety of sources with this powerful 11.2 AV Processor by Marantz that delivers balanced and premium sound quality. Supporting latest sound formats like Dolby Atmos, Dolby Atmos Height Virtualization Technology, DTS: X, & DTS Virtual: X, this Preamp delivers life-like multidimensional surround sound when paired with power amplifiers like Marantz MM7055 or MM8077. Take your home entertainment up a notch with heightened realism and immersive audio. Featuring 8 HDMI inputs (8K upscaling available) / 3 HDMI outputs, a dedicated 8K HDMI input, analog optical and coaxial inputs, a phono input, a USB port, an AM/FM tuner, this home theater receiver allows various connection options for DVD & Blu-Ray Players, Subwoofers, Speakers, Turntables etc. With advanced 8K upscaling, the new Marantz AV Processor takes your home entertainment up a notch with pristine video and audio quality. It supports 8K/60Hz and 4K/120Hz* pass-through capability, 4:4:4 Pure Color sub-sampling, technologies like, HLG, Dynamic HDR, HDR10, HDR10+, QFT, QMS, VRR & ALLM for 8K quality movies and a lag-free and gaming experience. The AV7706 allows you effortless and flexible voice control on all the major voice agents like Amazon Alexa, Google Assistant, Josh.ai, Apple Siri and AirPlay 2. Play music or control your home appliances, light, and speakers optimally from any corner of your house with just a voice command. Featuring wireless streaming through built-in Bluetooth, Wi-Fi and HEOS, this preamp allows you to seamlessly play music from your favorite streaming apps like Spotify, Tidal, TuneIn, Deezer, and Pandora. Additionally, Bluetooth Audio Transmission allows you to play audio simultaneously on speakers and Bluetooth headphones. Adding to the many features, the Marantz preamplifier gives you a whole-home audio experience with its multi-room and multi-source streaming options. The built-in HEOS technology lets you play the same song in every room or a different song in each room without any interruption. Be mesmerized by a superb cinematic experience with Marantz’s 65 years of audiophile heritage. * Does not support pass-through from all 4K/120Hz media sources
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    Top comment

    "Fits well with my Emotiva amplifiers....Great Pre-amplifier...All I can say is this pre-amplifier amazing. You get the classic look with more features."

    See all customer reviews

    Product Description

    Enjoy unmatchable audio and visual quality on a variety of sources with this powerful 11.2 AV Processor by Marantz that delivers balanced and premium sound quality. Supporting latest sound formats like Dolby Atmos, Dolby Atmos Height Virtualization Technology, DTS: X, & DTS Virtual: X, this Preamp delivers life-like multidimensional surround sound when paired with power amplifiers like Marantz MM7055 or MM8077. Take your home entertainment up a notch with heightened realism and immersive audio. Featuring 8 HDMI inputs (8K upscaling available) / 3 HDMI outputs, a dedicated 8K HDMI input, analog optical and coaxial inputs, a phono input, a USB port, an AM/FM tuner, this home theater receiver allows various connection options for DVD & Blu-Ray Players, Subwoofers, Speakers, Turntables etc. With advanced 8K upscaling, the new Marantz AV Processor takes your home entertainment up a notch with pristine video and audio quality. It supports 8K/60Hz and 4K/120Hz* pass-through capability, 4:4:4 Pure Color sub-sampling, technologies like, HLG, Dynamic HDR, HDR10, HDR10+, QFT, QMS, VRR & ALLM for 8K quality movies and a lag-free and gaming experience. The AV7706 allows you effortless and flexible voice control on all the major voice agents like Amazon Alexa, Google Assistant, Josh.ai, Apple Siri and AirPlay 2. Play music or control your home appliances, light, and speakers optimally from any corner of your house with just a voice command. Featuring wireless streaming through built-in Bluetooth, Wi-Fi and HEOS, this preamp allows you to seamlessly play music from your favorite streaming apps like Spotify, Tidal, TuneIn, Deezer, and Pandora. Additionally, Bluetooth Audio Transmission allows you to play audio simultaneously on speakers and Bluetooth headphones. Adding to the many features, the Marantz preamplifier gives you a whole-home audio experience with its multi-room and multi-source streaming options. The built-in HEOS technology lets you play the same song in every room or a different song in each room without any interruption. Be mesmerized by a superb cinematic experience with Marantz’s 65 years of audiophile heritage. * Does not support pass-through from all 4K/120Hz media sources
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    See all Preamps
  7. Marantz - 13.2 Channel Pre-Amp, Dolby Atmos, DTS, IMAX Enhanced & Auro-3D, Built-In HEOS, Amazon Alexa - Black - Front_Zoom
    Top comment

    "Works great for our 5 channel system.................It’s also had compatibility issues with the certain cable TV boxes whereby it had difficulty identifying the audio format changes(when changing a channel) and tentatively locked in on “Multi-Channel In” before switching. "

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    Product Description

    Enjoy unmatchable audio and visual quality on a variety of sources with the powerful AV8805A 13.2 AV Processor by Marantz that delivers balanced and premium sound quality. Compatible with latest sound formats like Dolby Atmos, Dolby Atmos Height Virtualization Technology, DTS:X, DTS Virtual:X, DTS:X Pro, IMAX Enhanced, and Auro-3D, this AV preamp takes your home entertainment up a notch with pristine video and immersive audio. Featuring 8 HDMI inputs / 3 HDMI outputs with a dedicated 8K input, analog, optical and coaxial inputs, a phono input, a USB port, an AM/FM tuner, this home theater preamp allows various connection options for DVD & Blu-Ray Players, Subwoofers, Speakers, Turntables etc. Enjoy exquisite video performance with the latest HDMI technologies such as 8K/60Hz pass-through or upscaling, various HDR format support including HDR10, HDR10+, Dolby Vision, Hybrid Log-Gamma (HLG) and Dynamic HDR, as well as the latest gaming technologies such Variable Refresh Rate (VRR) and Auto Low Latency Mode (ALLM). The AV8805 allows effortless and flexible voice control on all the major voice agents like Amazon Alexa, Google Assistant, Josh.ai, Apple Siri and AirPlay 2. Play music or control your home appliances, light, and speakers optimally from any corner of your house with just a voice command. Featuring wireless streaming through built-in Bluetooth, Wi-Fi and HEOS, this preamp allows you to seamlessly play music from your favorite streaming apps like Spotify, Tidal, TuneIn, Deezer, and Pandora. Adding to the many features, the Marantz preamplifier gives you a whole-home audio experience with its multi-room and multi-source streaming options. The built-in HEOS technology lets you play the same song in every room or a different song in each room without any interruption. Be mesmerized by a superb cinematic experience with Marantz’s 60 years of audiophile heritage.
    See all Preamps
    Top comment

    "Works great for our 5 channel system.................It’s also had compatibility issues with the certain cable TV boxes whereby it had difficulty identifying the audio format changes(when changing a channel) and tentatively locked in on “Multi-Channel In” before switching. "

    See all customer reviews

    Product Description

    Enjoy unmatchable audio and visual quality on a variety of sources with the powerful AV8805A 13.2 AV Processor by Marantz that delivers balanced and premium sound quality. Compatible with latest sound formats like Dolby Atmos, Dolby Atmos Height Virtualization Technology, DTS:X, DTS Virtual:X, DTS:X Pro, IMAX Enhanced, and Auro-3D, this AV preamp takes your home entertainment up a notch with pristine video and immersive audio. Featuring 8 HDMI inputs / 3 HDMI outputs with a dedicated 8K input, analog, optical and coaxial inputs, a phono input, a USB port, an AM/FM tuner, this home theater preamp allows various connection options for DVD & Blu-Ray Players, Subwoofers, Speakers, Turntables etc. Enjoy exquisite video performance with the latest HDMI technologies such as 8K/60Hz pass-through or upscaling, various HDR format support including HDR10, HDR10+, Dolby Vision, Hybrid Log-Gamma (HLG) and Dynamic HDR, as well as the latest gaming technologies such Variable Refresh Rate (VRR) and Auto Low Latency Mode (ALLM). The AV8805 allows effortless and flexible voice control on all the major voice agents like Amazon Alexa, Google Assistant, Josh.ai, Apple Siri and AirPlay 2. Play music or control your home appliances, light, and speakers optimally from any corner of your house with just a voice command. Featuring wireless streaming through built-in Bluetooth, Wi-Fi and HEOS, this preamp allows you to seamlessly play music from your favorite streaming apps like Spotify, Tidal, TuneIn, Deezer, and Pandora. Adding to the many features, the Marantz preamplifier gives you a whole-home audio experience with its multi-room and multi-source streaming options. The built-in HEOS technology lets you play the same song in every room or a different song in each room without any interruption. Be mesmerized by a superb cinematic experience with Marantz’s 60 years of audiophile heritage.
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    See all Preamps
  8. KICKER - C-Series 8AWG 2-Channel Amplifier Power Kit - Gray/Blue - Front_Zoom
    Top comment

    "Amplifier power kit...Really good amplifier power kit. Would recommend. Thank you!...Kicker 2 channel amp kit"

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    Product Description

    Ensure a high-quality installation for car amplifiers with this KICKER 8 AWG two-channel amp kit. This complete set includes Hyper-Flex power, ground and turn-on cables with insulated crimp connectors for a sturdy wiring setup. The heavy-duty AFS fuse holder in this KICKER 8 AWG two-channel amp kit provides a secure circuit enclosure.
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    Top comment

    "Amplifier power kit...Really good amplifier power kit. Would recommend. Thank you!...Kicker 2 channel amp kit"

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    Product Description

    Ensure a high-quality installation for car amplifiers with this KICKER 8 AWG two-channel amp kit. This complete set includes Hyper-Flex power, ground and turn-on cables with insulated crimp connectors for a sturdy wiring setup. The heavy-duty AFS fuse holder in this KICKER 8 AWG two-channel amp kit provides a secure circuit enclosure.
    See all Amp Accessories & Installation Parts
    See all Amp Accessories & Installation Parts
  9. Alpine - S-Series Class D Bridgeable Multichannel Amplifier with Variable Crossovers - Black - Front_Zoom
    Top comment

    "I was able to bridge the channels and push a 3 way focal set with this...Great 4 channel small and compact easy to use great sound for the price"

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    Product Description

    Pump up the audio in your ride with this Alpine S-Series four-channel car amplifier. Delivering 55W per channel, or 160W to a subwoofer and 55W to two channels, this amplifier is extremely versatile. The compact size provides mounting versatility. This Alpine S-Series four-channel car amplifier automatically reduces output when it senses overheating risks.
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    Top comment

    "I was able to bridge the channels and push a 3 way focal set with this...Great 4 channel small and compact easy to use great sound for the price"

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    Product Description

    Pump up the audio in your ride with this Alpine S-Series four-channel car amplifier. Delivering 55W per channel, or 160W to a subwoofer and 55W to two channels, this amplifier is extremely versatile. The compact size provides mounting versatility. This Alpine S-Series four-channel car amplifier automatically reduces output when it senses overheating risks.
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    See all Multi-Channel Amps
  10. Pioneer - GM 500W Class AB Bridgeable 2-Channel Amplifier with Low-Pass Crossover - Red/Black - Angle_Zoom
    Top comment

    "Excellent amp powers 4 speakers on bridged channels sounds great...This amplifier has been awesome! I have it running a single Pioneer 12" SVC 600W RMS subwoofer in bridged-mode. "

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    Product Description

    Add 500W of power to an existing mobile sound system with this Pioneer GM series amplifier. Its compact size fits in tight car spaces, so you can easily install it in most vehicles. This Pioneer GM series amplifier recognizes input signals from the receiver and powers itself automatically when the receiver comes on, saving time and effort.
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    Top comment

    "Excellent amp powers 4 speakers on bridged channels sounds great...This amplifier has been awesome! I have it running a single Pioneer 12" SVC 600W RMS subwoofer in bridged-mode. "

    See all customer reviews

    Product Description

    Add 500W of power to an existing mobile sound system with this Pioneer GM series amplifier. Its compact size fits in tight car spaces, so you can easily install it in most vehicles. This Pioneer GM series amplifier recognizes input signals from the receiver and powers itself automatically when the receiver comes on, saving time and effort.
    See all 2-Channel Amps
    See all 2-Channel Amps
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