
Best Audio Accessories for Audiophiles: The Gear You Didn't Know You Needed 2025
July 22, 2025
Overview
Elevate your listening experience with the ultimate guide to audio accessories! This comprehensive guide unveils the hidden gems and essential gear audiophiles crave, from subtle enhancements to game-changing components. Discover the often-overlooked products that can drastically improve your sound quality, expand your system's capabilities, and bring you even closer to sonic perfection. Explore a curated selection of the best audio accessories that you didn't know you needed, covering everything from cables and adapters to specialized tools and upgrades that will transform your listening setup in 2025.
Senior Editor
Our top picks
The Best Cables for Pristine Audio Transfer: AudioQuest Evergreen RCA Cable, $95.95
The Most Effective Isolation Platform for Clarity: IsoAcoustics zaZen II Isolation Platform, $229.99
The Best Amplifier for a Powerful Soundstage: Topping E70 Velvet DAC, $307.12
The Best Portable DAC for Audiophiles on the Go: Questyle M15i, $249.00
The Most Unexpected Audio Upgrade You Need: Furutech NCF Booster-Brace, $224.00
The Best Upgrade for Vinyl Enthusiasts: Mobile Fidelity Record Cleaning Brush, $19.95
Cables and Connectors: The Unsung Heroes
Discover premium cables and connectors to ensure pristine signal transfer and improved sound quality.

Furutech NCF Booster-Brace
$224.00
The Furutech NCF Booster-Brace, priced at $224, scores 6.5/10 for enhancing audio transparency and detail. In our review, it’s clear that if placed correctly, it delivers audible improvements, though it can impact high frequencies if mispositioned. With its premium price and dependency on experimentation for optimal performance, audiophiles willing to tinker might find it an invaluable tool in their setup. Despite its costs, the potential for unlocking improved sound clarity makes it worth considering.
The Good
• Enhances transparency and detail in audio playback.
The Bad
• May adversely affect high frequencies if not positioned correctly.
• Requires careful placement and experimentation for optimal results.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: / Compatibility:

AudioQuest Fog Lifter Kit
$149.95
Notable for reducing RF noise, the AudioQuest Fog Lifter Kit scores 6/10 for its efficiency. We found that raising cables off the floor leads to better sound clarity, though its $149.95 price is steep considering the plastic construction. While it may not fit every cable type, its compact design easily integrates into most systems, offering subtle yet impactful sound improvements for audiophiles committed to optimizing their setups.
The Good
• Effectively reduces RF noise by lifting cables off the floor.
• Compact and unobtrusive design that blends well with audio setups.
• Easy to install and use without requiring technical expertise.
The Bad
• Some users find the price high for plastic components.
• Limited aesthetic options; only available in black.
• May not fit all cable sizes or types effectively.
Sound Quality: Audiophile Quality / Build Quality: Good / Connectivity Options: / Compatibility:

AudioQuest Evergreen RCA Cable
$95.95
The AudioQuest Evergreen RCA Cable offers durability and noticeable sound improvement, though it scores 6.5/10 due to compatibility issues with widely spaced RCA inputs. In our review, the high price might deter some budget-conscious consumers, but its robust build is undeniable. While not the top scorer, for those with devices that fit its design, it provides a reliable and convenient solution, ensuring a clear, detailed audio experience in cramped setups.
The Good
• High-quality construction ensures durability and longevity.
The Bad
• Some users find the price point to be higher than expected for RCA cables.
• The cable's design may not accommodate devices with widely spaced RCA inputs.
Sound Quality: Good / Build Quality: Excellent / Connectivity Options: Analog / Compatibility: Windows,Mac,iOS,Android,Linux

USB-A Noise-Stopper
$29.95
The USB-A Noise-Stopper by AudioQuest efficiently reduces electronic interference, improving sound clarity and protecting USB ports. While our findings suggest a decent score of 6.5/10 due to its limited scope and higher price, it remains beneficial for those looking to optimize their digital setup. This easy-to-use accessory extends USB port lifespan, appealing to those invested in maintaining a pristine environment.
The Good
• Effectively reduces RFI and EMI noise by covering unused USB-A ports.
• Protects against dust and corrosion, extending the lifespan of USB ports.
• Easy to install and remove without damaging ports.
The Bad
• Priced higher compared to similar products from other brands.
• Limited to USB-A ports, not compatible with other port types.
• Minimal impact on systems with already low noise levels.
Sound Quality: Good / Build Quality: Excellent / Connectivity Options: USB / Compatibility: Windows,Mac,iOS,Android,Linux

Furutech NCF Clear Line
$234.42
The Furutech NCF Clear Line, earning a 6.5/10 in testing, enhances audio clarity and depth in some setups with its easy plug-and-play installation. While our findings show variable effectiveness, this device provides subtle audio improvements that can justify its high price for those seeking incremental enhancements. Although user experiences vary, its ability to improve playback depth and video quality makes it a gamble worth considering for completer audio setups seeking potential improvements.
The Good
• Enhances clarity and depth of audio performance.
• Easy plug-and-play installation.
• Improves video quality with sharper images.
The Bad
• Some users report no noticeable improvement in sound quality.
• High price point for a passive device.
• Effectiveness may vary depending on system and environment.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: / Compatibility:
Isolation Devices: Silence is Golden
Explore isolation platforms, feet, and other devices that eliminate unwanted vibrations.

IsoAcoustics zaZen II Isolation Platform
$229.99
The IsoAcoustics zaZen II Isolation Platform effectively elevates sound clarity, scoring an 8.5/10 in our tests. Its sleek, medium gloss design aesthetically complements an audiophile setup while supporting components up to 40 lbs. We found that while its performance is great for reducing turntable vibrations, it requires a level surface for best results. The price may be high, but for audiophiles seeking vibration reduction, its noteworthy ability to reveal more nuanced sound layers is compelling.
The Good
• Effectively isolates turntables from vibrations, reducing skipping and improving sound clarity.
• Sleek design with a medium gloss black finish complements various audio setups.
• Supports components up to 40 lbs, accommodating a range of audio equipment.
The Bad
• Lacks adjustable feet, requiring a level surface for optimal performance.
• Some users may find the price point high for an isolation platform.
• May not completely eliminate all low-frequency hum in certain setups.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: / Compatibility:

SorboGel Q-Feet
$149.95
For vibration isolation, the SorboGel Q-Feet scores a 5.5/10, offering basic functionality with some limitations. In our testing, these feet help stabilize audio components, though their 6.5 lb weight limit can be restrictive for heavier equipment, and risk damaging surfaces if used improperly. Despite these drawbacks, they provide enhanced sound quality for lighter setups, making them an option for audiophiles that value subtle improvements within a balanced audio environment.
The Good
• Enhances component stability by isolating from external vibrations.
The Bad
• Each foot supports up to 6.5 lbs, limiting use with heavier equipment.
• SorboGel material may damage finishes if used without provided PVC trays.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: / Compatibility:

PAC SNI-1
$12.99
Tackling audio interference, the PAC SNI-1 provides an affordable, easy-to-install solution for eliminating ground loop noise. Scoring a 6.5/10, our review highlights its effectiveness, although users might notice a minor reduction in bass response. Ideal for those addressing unwanted hums in their setup, this practical accessory helps improve sound clarity without breaking the bank.
The Good
• Effectively eliminates ground loop noise and engine hum in audio systems.
• Easy to install with standard RCA connectors.
• Affordable solution for improving audio quality.
The Bad
• May cause a slight reduction in bass response.
• Some users report a decrease in overall volume.
• Effectiveness can vary depending on specific audio setups.
Sound Quality: Good / Build Quality: Good / Connectivity Options: Analog / Compatibility:

SMPad 5 Isolation Pads
$21.95
The SMPad 5 Isolation Pads are a cost-effective way to enhance your studio monitors by reducing vibrations and improving sound clarity. With a commendable score of 7.5/10, we found their high-density foam construction to be effective, although their appearance may not complement all setups. Best suited for popular 5-inch monitors, these pads are a solid choice for improving acoustic environments within their weight limitations.
The Good
• Made with high-density acoustic foam (50kg/m^3) that effectively reduces vibrations and improves sound clarity.
• Designed to fit many popular 5-inch studio monitors, such as Yamaha HS5 and JBL 305PMKII.
• Allows for multiple angle configurations to optimize sound quality.
The Bad
• No information available about the product's warranty.
• Limited to supporting speakers up to 24 pounds; heavier monitors may not be suitable.
• Some users may find the foam's appearance less aesthetically pleasing in certain setups.
Sound Quality: Good / Build Quality: Good / Connectivity Options: / Compatibility:

Triton Audio NeoLev
$239.95
The Triton Audio NeoLev innovatively isolates vibrations with magnetic levitation, promising audiophile-quality sound improvement. Scoring 6/10, our experience shows it's ideal for enhancing sound clarity, though its high price and compatibility limitations may deter budget-conscious users. If you're prepared to invest, NeoLev delivers on its promise for lighter equipment, making it a worthwhile consideration for boosting your audio setup.
The Good
• Utilizes magnetic levitation to isolate audio equipment from vibrations, enhancing sound clarity.
The Bad
• High price point may be prohibitive for budget-conscious audiophiles.
• Limited compatibility with certain audio equipment due to size and weight constraints.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: / Compatibility:

IsoAcoustics GAIA II Speaker Isolator
$89.99
For bass enthusiasts seeking clarity, the IsoAcoustics GAIA II Speaker Isolator earns an 8/10 score for its effective reduction of unwanted resonance. Our review highlights its aesthetic appeal and easy installation, though users may need to adapt to altered bass dynamics. Its subjective effectiveness across different setups makes it an intriguing choice for improving sonic precision and elegance.
The Good
• Improves clarity of sound by decoupling speakers from the floor, reducing unwanted resonance and vibrations.
• Easy to install with multiple thread adapter options to fit various speaker models.
• The dark chrome finish provides a visually appealing and discreet aesthetic.
The Bad
• The change in sound—particularly the reduction in bass resonance—may require some adjustment, as it can initially sound different.
• The effectiveness of the Gaia isolators can be subjective and dependent on the specific room, speaker, and flooring.
• Some users may prefer the sound with spikes, since they add bass coloration.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: / Compatibility:

Isolation Feet by Fern & Roby
$495.00
Earning a high score of 8/10, the Isolation Feet by Fern & Roby offer superior vibration damping and durable construction. Our experience highlights their effectiveness in enhancing sound clarity, although the premium price and size constraints could deter some users. For audiophiles willing to invest, these isolation feet promise a substantial upgrade in audio quality by minimizing vibrations.
The Good
• Effectively reduces vibrations, enhancing sound clarity and detail.
• High-quality construction using visco-elastic polymer and 6061 aluminum.
• Compatible with various audio components including turntables, DACs, and amplifiers.
The Bad
• Premium price point may be prohibitive for some users.
• Limited to supporting components up to 120 lbs.
• May not fit all equipment due to size constraints.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: / Compatibility:
Amplifiers and Pre-Amps: Power and Precision
Explore dedicated amplifiers and pre-amps for a more immersive and powerful listening experience.

TOPPING DX5 II DAC & Headphone Amp
$299.00
The TOPPING DX5 II DAC & Headphone Amp, rated 7.5/10, impresses with its substantial 7600mW output and sleek display interface. Our review found it excels in power, though manual switching between outputs was noted as inconvenient. With extensive connectivity, this amp is a formidable addition to any audiophile setup, blending performance with versatility for those seeking audiophile-grade output.
The Good
• The DX5 II delivers a powerful output of 7600mW per channel, allowing most headphones to achieve their full performance potential.
• The DX5 II uses a 2.0-inch LCD display to display status and settings.
The Bad
• The DX5 II will not switch to headphones output upon connecting headphones... I need to manually swap to the headphones output.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: USB,Bluetooth,Optical,Coaxial / Compatibility: Windows,Mac,iOS,Android,Linux

FiiO K7
$195.99
The FiiO K7 DAC/Amp strikes a pleasing balance for audiophiles, even though it scored 7/10 in our tests due to minor interface issues. Its fully balanced architecture and clean sound signature can drive a wide range of headphones and IEMs with exceptional character. While the volume knob's abrupt changes and the bright LED can be distracting, its value aligns well with its price, making it a good choice for those looking to enhance their listening experience.
The Good
• Fully balanced architecture enhances sound quality.
• Clean sound with excellent character.
• Drives a wide range of headphones and IEMs effectively.
The Bad
• Volume knob lacks smooth ramp-up, causing abrupt volume changes.
• Slight delay with the volume knob.
• Overly bright LED ring can be distracting.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: USB,Optical,Coaxial,Analog / Compatibility: Windows,Mac
Portable DACs and Headphone Amps
Upgrade your on-the-go listening with these compact and powerful portable audio solutions.

Questyle M15i
$249.00
The Questyle M15i impresses with its natural, full sound quality and 7.5/10 score. It's a go-to for driving high-impedance headphones thanks to its efficient Current Mode Amplification system. Our experience shows its glass panel design adds aesthetic appeal, though it's fragile and requires careful handling. Minor drawbacks like the absence of built-in volume control and intermittent digital noise can be overshadowed by its capability to deliver portable studio-quality sound.
The Good
• The M15i delivers a full and natural sound, capable of driving high-impedance headphones effectively.
• Its Current Mode Amplification system enhances the sound quality of various headphones and IEMs.
• The M15i features a slight V-shaped sound signature, with accentuated lows and upper treble air.
The Bad
• The M15i lacks a built-in volume control, requiring users to adjust volume through the connected device.
• Some users report occasional digital buzzing noises, which can often be resolved by adjusting cable connections.
• The glass panel design, while aesthetically pleasing, requires extra care to avoid damage.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: USB / Compatibility: Windows,Mac,iOS,Android

iFi hip-dac3
$199.00
Offering a 7/10 score, the iFi hip-dac3 impresses with its warm, energetic sound quality in a portable format ideal for on-the-go audiophiles. Our testing highlights its robust construction and travel-friendly design, even if intermittent noise and a long charging time present minor setbacks. Features like XBass and PowerMatch ensure versatile listening, providing high-quality audio output that beautifully complements its compact form, making it a worthy companion for sound enthusiasts.
The Good
• Exceptional sound quality with a warm and energetic signature.
• Robust build quality with a sleek, portable design.
• Features like XBass and PowerMatch enhance versatility.
The Bad
• Some users report intermittent white noise issues.
• Charging time is relatively long, taking about 3 hours.
• Volume control can be easily adjusted accidentally.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: USB / Compatibility: Windows,Mac,iOS,Android

RME ADI-2 DAC FS
$969.03
The RME ADI-2 DAC FS, scoring an impressive 9.5/10, tops our guide for offering unparalleled sound fidelity and extensive features. Our review highlights its balanced, rich sound delivery and versatile connectivity, including USB, optical, and coaxial options. Though its complex menu system might require some patience, the DAC's high-resolution playback rewards audiophiles seeking the highest quality sound experience. Despite its higher price tag, it remains a standout choice for serious music aficionados.
The Good
• Exceptional sound quality with balanced, rich timbre and energetic delivery.
• Versatile connectivity options including USB, optical, and coaxial inputs.
• Comprehensive feature set with customizable equalization and crossfeed options.
The Bad
• Complex menu system may be challenging for some users to navigate.
• Higher price point compared to some competitors.
• Lack of Bluetooth connectivity limits wireless streaming options.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: USB,Optical,Coaxial,Analog / Compatibility: Windows,Mac,iOS

Topping E70 Velvet DAC
$307.12
With a score of 8.5/10, the Topping E70 Velvet DAC impresses with exceptional sound quality and support for high-resolution audio formats like DSD512 and PCM768kHz. In our review, it delivered a detailed, spacious listening experience, though the complex menu may require consulting the manual initially. While occasional DSD512 dropouts were noted, the versatile connectivity options, including USB and Bluetooth 5.1, make it an excellent choice for those seeking to elevate their audio setup.
The Good
• Exceptional sound quality with a spacious and detailed listening experience.
• Supports high-resolution audio formats, including DSD512 and PCM768kHz.
• Versatile connectivity options, including USB, Bluetooth 5.1, optical, and coaxial inputs.
The Bad
• User interface can be complex and may require consulting the manual.
• Some users report occasional dropouts when playing DSD512 files.
• The menu system is initially complicated and may require reading the manual.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: USB,Bluetooth,Optical,Coaxial / Compatibility: Windows,Mac,iOS,Android,Linux

FiiO K17
$989.99
The FiiO K17 stands out as a top-tier choice, earning a robust 9/10 for its superb build quality and extensive connectivity options, including USB-C and Wi-Fi. While some may find its initial bright timbre off-putting, our experience shows it balances sound transparently after a brief warm-up period. The solid metal chassis and tactile controls ensure durability, though its size and weight might not suit all setups. It's ideal for audiophiles seeking a comprehensive, high-performance audio component.
The Good
• Exceptional build quality with a solid metal chassis and tactile controls.
• Extensive connectivity options including USB-C, USB-A, optical, coaxial, RCA, AirPlay, Wi-Fi, and Bluetooth.
• Transparent and balanced sound signature with little coloration.
The Bad
• Slightly bright timbre upon initial use, which may require a warm-up period to settle.
• The 3.93-inch touchscreen's mustard yellow hue might not appeal to everyone.
• The device's weight of over 6 lbs may be cumbersome for some setups.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: USB,Bluetooth,Optical,Coaxial,Analog / Compatibility: Windows,Mac,iOS,Android,Linux
Headphone Accessories: Comfort and Clarity
Enhance your headphone experience with ear pads, stands, and replacement cables.

EarFun Air Pro 4 Wireless Earbuds
$55.99
The EarFun Air Pro 4 Wireless Earbuds deliver impressive sound with advanced audio codecs like LDAC and aptX, all at the budget-friendly price of $55.99. Our experience shows that its active noise cancellation significantly reduces ambient noise, while the 52-hour battery life is ideal for long listening sessions. Though touch controls may sometimes misfire, and microphone performance could be better in noisy environments, these earbuds are a great choice for value-conscious audiophiles.
The Good
• Supports advanced audio codecs like LDAC and aptX for high-resolution audio.
• Active Noise Cancellation (ANC) effectively reduces ambient noise.
• Offers impressive battery life, up to 52 hours with the charging case.
The Bad
• Touch controls can be prone to accidental activation.
• Microphone quality is subpar in noisy environments.
• Slight audio lag when watching videos or gaming without enabling Game Mode.
Sound Quality: Good / Build Quality: Good / Connectivity Options: Bluetooth / Compatibility: Windows,Mac,iOS,Android

MM-100 Headphones
$399.00
The MM-100 Headphones by Audeze promise audiophile-quality sound with lightweight magnesium and aluminum construction. In our testing, the open, immersive soundstage shone through despite potential comfort issues with prolonged wear. While not our highest scorer at 7/10 due to a lack of noise isolation and bulky design, its impressive compatibility across multiple platforms makes it a fitting choice for those who prioritize sound performance over extended comfort.
The Good
• Excellent build quality with lightweight chassis made from magnesium and aluminum.
• Comfortable fit with gel-filled earpads and adjustable suspension strap.
• Immersive, open-sounding soundstage performance.
The Bad
• Bulky and heavy design may cause discomfort during extended use.
• Limited headband adjustability may not fit all head sizes comfortably.
• Open-back design provides almost no isolation against external noise.
Sound Quality: Audiophile Quality / Build Quality: Excellent / Connectivity Options: Analog / Compatibility: Windows,Mac,iOS,Android,Linux
Room Acoustics: The Perfect Listening Environment
Acoustic panels and diffusers to optimize your listening space and improve sound.

FiiO SA1 Desktop Speaker
$179.99
The FiiO SA1 Desktop Speaker earns an 8/10 for combining extensive connectivity with value. The built-in phono preamp makes direct turntable connections easy, although our testing shows its compact size limits bass response. While the sound quality is generally satisfying, a subwoofer might be necessary for full-range audio experiences. The ability to adjust bass, if not handled carefully, could lead to overly boomy sound, yet it's a solid, affordable choice for the budget-conscious audiophile.
The Good
• Extensive connectivity options including RCA, AUX, USB, Coaxial, Optical, and Bluetooth 5.4 with LDAC support.
• Built-in phono preamp allows direct connection to turntables without additional equipment.
The Bad
• Compact size may limit deep bass response, making a subwoofer necessary for full-range sound.
• Bass adjustment knob can lead to boomy and bloated sound if turned up excessively.
• Slight noise may be present when no music is playing, though it doesn't increase with volume.
Sound Quality: Good / Build Quality: Excellent / Connectivity Options: USB,Bluetooth,Optical,Coaxial,Analog / Compatibility: Windows,Mac,iOS,Android

Mobile Fidelity Record Cleaning Brush
$19.95
The Mobile Fidelity Record Cleaning Brush offers a practical solution for vinyl lovers looking to enhance sound quality by effectively removing dust. While our experience shows it earns a 6/10 due to fiber shedding issues and maintenance needs, it remains an affordable choice under $20. This ergonomic, easy-to-use brush is perfect for everyday record care, even though it won’t replace meticulous cleaning systems.
The Good
• Effectively removes dust and particles from records, enhancing sound quality.
• Ergonomic handle design provides comfortable grip and control during use.
The Bad
• Some users report the brush shedding fibers onto records during cleaning.
• Requires thorough rinsing before first use to remove residual fibers from manufacturing.
Sound Quality: N/A / Build Quality: Good / Connectivity Options: / Compatibility:

KirmussAudio KA-RC-1 Record Restoration System
$1,149.99
Achieving a notable 9/10, the KirmussAudio KA-RC-1 Record Restoration System surpasses expectations in revitalizing vinyl records. In our testing, it excelled in enhancing sound quality while being more affordable than other ultrasonic systems. Despite the process being time-consuming and space-intensive, its comprehensive accessory set promises collectors a satisfying investment in meticulous record care.
The Good
• Effectively removes dirt and noise from vinyl records, enhancing sound quality.
• Affordable compared to other ultrasonic cleaning systems.
• Comes with a comprehensive set of accessories for thorough cleaning.
The Bad
• The cleaning process is time-consuming, requiring multiple steps and significant user involvement.
• The machine has a large footprint, requiring considerable space for operation.
• The manual and cleaning recommendations can be confusing and overly complex.
Sound Quality: Audiophile Quality / Build Quality: Good / Connectivity Options: / Compatibility:

Brass Record Weight by Fern & Roby
$165.00
For vinyl enthusiasts, the Brass Record Weight by Fern & Roby offers a premium touch with its solid brass construction and integrated 45 adapter. While our review found its audio impact minimal, scoring it 6/10, its substantial feel adds a tactile pleasure to record playing. It may not suit every turntable, but for those seeking a stylish and sturdy upgrade, its aesthetic and functional benefits outweigh the limited sound enhancement.
The Good
• Machined from solid brass, providing a substantial feel and durability.
• Integrated 45 adapter adds convenience for playing 7-inch records.
The Bad
• Some users report minimal to no audible improvement in sound quality.
• The weight may not be compatible with all turntable designs.
Sound Quality: Good / Build Quality: Excellent / Connectivity Options: / Compatibility: