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Best Buy customers often prefer the following products when searching for amp adapters.

If you're looking to connect an amplifier to your home theater or audio system, you have a few different options. If you're adding an amplifier to a new installation, you may want to consider a dedicated line-level output. If you already have an amplifier and are looking to upgrade your current setup, you'll likely want to go with an RCA-to-line level conversion. Here's some amp adapters for your home audio needs.

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  1. Sonance - SS6 - 6-Pair Stereo Speaker Selector (Each) - Black - Front_Zoom

    Product Description

    Enjoy music throughout your home with this Sonance speaker selector. It lets you connect up to six pairs of speakers to your audio receiver or amplifier, and attachable customized labels let you identify different zones. This Sonance speaker selector has back-panel push-button connectors that are simple to set up with 12-gauge wire.
    See all Speaker Selector Switches

    Product Description

    Enjoy music throughout your home with this Sonance speaker selector. It lets you connect up to six pairs of speakers to your audio receiver or amplifier, and attachable customized labels let you identify different zones. This Sonance speaker selector has back-panel push-button connectors that are simple to set up with 12-gauge wire.
    See all Speaker Selector Switches
    See all Speaker Selector Switches
  2. Sonance - SS6VC - 6-Pair Stereo Speaker Selector with Volume Controls (Each) - Black - Front_Zoom

    Product Description

    Connect up to six active speaker pairs to a single amplifier or receiver with this Sonance speaker selector. Quick connectors ensure easy installation on a rack at home or in a boat or RV, and the unit supports 8 ohms per zone. This Sonance speaker selector has a 12-position rotary knob for flexible, soft-touch volume control.
    See all Speaker Selector Switches

    Product Description

    Connect up to six active speaker pairs to a single amplifier or receiver with this Sonance speaker selector. Quick connectors ensure easy installation on a rack at home or in a boat or RV, and the unit supports 8 ohms per zone. This Sonance speaker selector has a 12-position rotary knob for flexible, soft-touch volume control.
    See all Speaker Selector Switches
    See all Speaker Selector Switches
  3. Metra - Line Output Converter - Black - Angle_Zoom

    Model: BY-LOC
    SKU: 6499060
    Top comment

    "Excelent product it really helps if you want to put a amplifier with your stock head unit...Exactly what i needed to add a voice amplifier to the stock stereo on a 2018 Nissan Maxima to help the aftermarket speakers sound better"

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    Product Description

    Prepare your vehicle to run an amplifier with this Metra two-channel line output converter. The adjustable design allows easy positioning in your car, and universal compatibility offers simple installation in nearly all cars. This Metra two-channel line output converter converts speaker-level output signals into line-level audio for systems without RCA outputs.
    See all Deck Converters
    Top comment

    "Excelent product it really helps if you want to put a amplifier with your stock head unit...Exactly what i needed to add a voice amplifier to the stock stereo on a 2018 Nissan Maxima to help the aftermarket speakers sound better"

    See all customer reviews

    Product Description

    Prepare your vehicle to run an amplifier with this Metra two-channel line output converter. The adjustable design allows easy positioning in your car, and universal compatibility offers simple installation in nearly all cars. This Metra two-channel line output converter converts speaker-level output signals into line-level audio for systems without RCA outputs.
    See all Deck Converters
    See all Deck Converters
  4. AudioQuest - FLX-MINI Mini-to-RCA Adapter - White - Angle_Zoom

    Model: MINI-FLX3.52RCA
    SKU: 1267837
    Top comment

    "Adapter...Well worth the money, able to connect either of my mp3 players to my 20+ year old Pioneer amplifier which lacked the necessary input port. Music sounded great"

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    Product Description

    Learn more about Magnolia Premium Installation Connect your stereo audio components with this flexible adapter which splits your 3.5mm plug into 2 RCA outputs to let you connect to multiple devices.
    See all MP3 Players
    Top comment

    "Adapter...Well worth the money, able to connect either of my mp3 players to my 20+ year old Pioneer amplifier which lacked the necessary input port. Music sounded great"

    See all customer reviews

    Product Description

    Learn more about Magnolia Premium Installation Connect your stereo audio components with this flexible adapter which splits your 3.5mm plug into 2 RCA outputs to let you connect to multiple devices.
    See all MP3 Players
    See all MP3 Players
  5. Metra - Male RCA Y Adapters - (Pair) - Multi - Front_Zoom
    Top comment

    "Male RCA Adapters...Was able to install dual 8 inch alpine slimline amplifiers....Easy to jump amps with...Makes it easy for multiple input 4 channel amplifiers"

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    Product Description

    These Y adapters connect 1 female output to 2 male inputs and feature a spiral shielded design that rejects noise for clear audio.
    See all Amp Accessories & Installation Parts
    Top comment

    "Male RCA Adapters...Was able to install dual 8 inch alpine slimline amplifiers....Easy to jump amps with...Makes it easy for multiple input 4 channel amplifiers"

    See all customer reviews

    Product Description

    These Y adapters connect 1 female output to 2 male inputs and feature a spiral shielded design that rejects noise for clear audio.
    See all Amp Accessories & Installation Parts
    See all Amp Accessories & Installation Parts
  6. Metra - Female RCA Y Adaptors - (Pair) - Silver - Front_Zoom
    Top comment

    "Got this to split sub channel from car stereo to 2 amplifiers. Worked as designed....Need to add extra amplifier, these will allow u to piggyback off the main source"

    See all customer reviews

    Product Description

    Connect 1 male output to 2 female inputs with these Y adapters that feature a spiral shielded design for rejecting noise to produce clear audio.
    See all Amp Accessories & Installation Parts
    Top comment

    "Got this to split sub channel from car stereo to 2 amplifiers. Worked as designed....Need to add extra amplifier, these will allow u to piggyback off the main source"

    See all customer reviews

    Product Description

    Connect 1 male output to 2 female inputs with these Y adapters that feature a spiral shielded design for rejecting noise to produce clear audio.
    See all Amp Accessories & Installation Parts
    See all Amp Accessories & Installation Parts
  7. AudioQuest - Toslink-to-3.5mm Mini Optical Adapter - Black - Angle_Zoom
    Top comment

    "Excellent adapter...This adapter is the perfect mate to connect a Toslink cable to the 3.5mm audio/optical output jack on the Apple Airport Express, which can then transmit a reasonably high fidelity streaming audio signal via a DAC to a stereo audio amplifier....Used this to have a digital connection from my Chromecast Audio to my integrated amplifier."

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    Product Description

    This AudioQuest OPLNKMINIADAPT adapter enables you to securely connect a full-size Toslink plug to a 3.5mm mini optical plug with minimal signal loss and is compatible with PC and Mac to suit your needs.
    See all A/V Adapters
    Top comment

    "Excellent adapter...This adapter is the perfect mate to connect a Toslink cable to the 3.5mm audio/optical output jack on the Apple Airport Express, which can then transmit a reasonably high fidelity streaming audio signal via a DAC to a stereo audio amplifier....Used this to have a digital connection from my Chromecast Audio to my integrated amplifier."

    See all customer reviews

    Product Description

    This AudioQuest OPLNKMINIADAPT adapter enables you to securely connect a full-size Toslink plug to a 3.5mm mini optical plug with minimal signal loss and is compatible with PC and Mac to suit your needs.
    See all A/V Adapters
    See all A/V Adapters
  8. Sonance - PS60XF - 60 Watt 70V Transformer (Each) - Silver - Front_Zoom

    Product Description

    Create a wide-ranging sound system with multiple speakers and a single amplifier by using this Sonance Professional Series 60W transformer. Multiple output taps support varying wattage requirements for added flexibility. This silver Sonance Professional Series 60W transformer helps you pair select 8 ohm speakers with a 70V or 100V amplifier for increased configuration options.
    See all Speaker Accessories

    Product Description

    Create a wide-ranging sound system with multiple speakers and a single amplifier by using this Sonance Professional Series 60W transformer. Multiple output taps support varying wattage requirements for added flexibility. This silver Sonance Professional Series 60W transformer helps you pair select 8 ohm speakers with a 70V or 100V amplifier for increased configuration options.
    See all Speaker Accessories
    See all Speaker Accessories
  9. PAC - LocPRO Advanced 4-Channel Active Line Output Converter with Auto Turn-On - Black - Front_Zoom

    Product Description

    Easily add an aftermarket amplifier to your vehicle’s factory audio system with the LocPRO Advanced 4-Channel Active Line Output Converter with Auto Turn-On by PAC. The LPA-2.4 converts speaker-level (high-level) audio signals to RCA preamp (low-level) signals so you can install an aftermarket amplifier without replacing your factory radio. This four-channel active line output converter can also be used to retain your vehicle’s OEM amplified audio system when replacing your factory radio.
    See all Amp Accessories & Installation Parts

    Product Description

    Easily add an aftermarket amplifier to your vehicle’s factory audio system with the LocPRO Advanced 4-Channel Active Line Output Converter with Auto Turn-On by PAC. The LPA-2.4 converts speaker-level (high-level) audio signals to RCA preamp (low-level) signals so you can install an aftermarket amplifier without replacing your factory radio. This four-channel active line output converter can also be used to retain your vehicle’s OEM amplified audio system when replacing your factory radio.
    See all Amp Accessories & Installation Parts
    See all Amp Accessories & Installation Parts
  10. PAC - LocPRO Advanced 2-Channel Active Line Output Converter with Auto Turn-On - Black - Front_Zoom

    Product Description

    Easily add an aftermarket amplifier to your vehicle’s factory audio system with the LocPRO Advanced 2-Channel Active Line Output Converter with Auto Turn-On by PAC. The LPA-2.2 converts speaker-level (high-level) audio signals to RCA preamp (low-level) signals so you can install an aftermarket amplifier without replacing your factory radio. This two-channel active line output converter can also be used to retain your vehicle’s OEM amplified audio system when replacing your factory radio.
    See all Amp Accessories & Installation Parts

    Product Description

    Easily add an aftermarket amplifier to your vehicle’s factory audio system with the LocPRO Advanced 2-Channel Active Line Output Converter with Auto Turn-On by PAC. The LPA-2.2 converts speaker-level (high-level) audio signals to RCA preamp (low-level) signals so you can install an aftermarket amplifier without replacing your factory radio. This two-channel active line output converter can also be used to retain your vehicle’s OEM amplified audio system when replacing your factory radio.
    See all Amp Accessories & Installation Parts
    See all Amp Accessories & Installation Parts
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