64 Audio Solo Single-driver Universal In-ear Monitors - What To Know & Where To Buy

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64 Audio Solo Single-driver Universal In-ear Monitors

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64 Audio Solo Single-driver Universal In-ear Monitors

Pricing and availability

We compare 600+ stores and found this item at 1 store. Prices updated January 10, 2026.

Store

Reviews

Price

$1,399.00

View Deal

Average Price: $1,399

High-end/Boutique

$100

$301+

Price Tier

In the Headphones & In-Ear Monitors category, 64 Audio Solo Single-driver Universal In-ear Monitors is priced in the High-end/Boutique range. This premium gear is built to very high standards and offers premium features.

Budget

Standard

High-end

Price History

Based on price data from 1 merchant for "64 Audio Solo Single-driver Universal In-ear Monitors". Prices shown reflect NEW condition. Tracking began Apr 2, 2026.

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Description

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Step into a realm of unparalleled audio clarity with the 64 Audio Solo Single-driver Universal In-ear Monitors. Engineered for discerning musicians and audiophiles, these IEMs boast a unique blend of cutting-edge technology and meticulous design. At the heart of the Solo is the Tia system, a groundbreaking Tubeless In-ear Audio innovation, which uses a Tia driver and acoustic chambers to deliver transparent and lifelike soundscapes.

What sets the Solo apart is its single dynamic driver that effortlessly handles the entire sound spectrum, thanks to 64 Audio's ingenious design. Forget the need for multiple drivers; each note is delivered with remarkable precision. The inclusion of two finely-tuned Helmholtz resonators enhances bass extension while reducing distortion, giving you a richer, more immersive experience.

Comfort meets functionality with Apex Core technology, which optimizes isolation to keep you connected to your environment without sacrificing sound quality. Meanwhile, the Linear Impedance Design (LID) ensures your audio remains unaffected by external device interference, whether you're connected to a smartphone or a high-end DAC.

With the 64 Audio Solo, you're not just listening—you're experiencing sound in its purest form.

Key Features:

Single dynamic driver providing full-range, high-resolution sound
Tia system for clear, lifelike audio
Two Helmholtz resonators for enhanced bass and reduced distortion
Apex Core technology for optimal comfort and environmental awareness
LID to protect frequency response from external interference

Product specs

Type	Wired
Connectivity	4.4mm TRRRS plug, 1/8" plug
Fit Style	In-ear
Drivers	Single 14.2mm Driver
Noise Attenuation	Passive Noise Isolation
Impedance	16 ohms
Frequency Response	20Hz-20kHz
Sensitivity	100dB SPL @ 1mW
Detachable Cable	Yes
Cable Length	48"
Case/Bag	Carrying Case
Weight	0.63 lbs.

FAQs

What type of driver is used in the 64 Audio Solo In-ear Monitors?: The 64 Audio Solo In-ear Monitors feature a single 14.2mm driver, providing a balanced and clear audio performance suitable for various music genres.
How effective is the noise isolation in the 64 Audio Solo In-ear Monitors?: The 64 Audio Solo In-ear Monitors offer passive noise isolation, helping to reduce ambient noise without the need for active noise-canceling technology.
Are the cables detachable on the 64 Audio Solo In-ear Monitors?: Yes, the 64 Audio Solo In-ear Monitors come with a detachable cable, allowing for easy replacement or upgrades.
What is the impedance of the 64 Audio Solo In-ear Monitors?: The impedance of the 64 Audio Solo In-ear Monitors is 16 ohms, making them compatible with a wide range of audio devices without requiring additional amplification.
Do the 64 Audio Solo In-ear Monitors come with a carrying case?: Yes, the 64 Audio Solo In-ear Monitors include a carrying case for convenient storage and protection when not in use.
What connectivity options are available with the 64 Audio Solo In-ear Monitors?: The 64 Audio Solo In-ear Monitors feature a 4.4mm TRRRS plug and a 1/8" plug for versatile connectivity with various audio equipment.

Reviews

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Owner Insights

We analyzed real musician discussions from forums and Reddit to find what players love, question, and tweak about 64 Audio Solo Single-driver Universal In-ear Monitors.

User experience

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Positive customer service experiences are reported, with 64 Audio addressing issues promptly and often providing new packaging upon request.
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Use cases and applications

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At CanJam, potential new IEM users preferred the tuning of the U6t and U12t over the Solo, suggesting it may not be the best entry-level choice for newcomers.
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The Solo is increasingly being used by professional artists, suggesting a shift in 64 Audio's target market towards professional audio applications.
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Some users suggest the Solo might appeal to those who are treble sensitive but still interested in the planar IEM sound profile.
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Value and pricing

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Some potential buyers express skepticism regarding the Solo's value, comparing it unfavorably to the Sony IER-Z1R at similar price points.
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Despite high-quality control and tuning efforts, the Solo's price is seen as excessive when compared to similarly performing, cheaper models.
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The Solo's high price is criticized for using a generic Chinese planar driver, similar to much cheaper models, without substantial performance improvements.
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Comparisons

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The 64 Audio Solo was absent from the Shenzhen International Audio Show, possibly indicating a focus on an international or more niche market rather than mass production.
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Compared to the U4s, the Solo trades dynamic bass for increased resolution and more precise imaging, making it more suitable for analytical listening.
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The Solo's 14.2mm planar driver is noted to sound only slightly better than $100-200 Chi-Fi competitors like the S12, raising questions about its value.
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The Letshuoer S12 Pro, using the same planar drivers, is highlighted as a significantly cheaper alternative to the Solo.
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Owners compare the Solo unfavorably to the U4S within 64 Audio's lineup, suggesting the Solo doesn't match up in perceived value and performance.
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Features and functionality

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The Solo uses Helmholtz resonators and a wideband electronic filter to address treble issues, resulting in a smoother sound profile with high resolution.
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The Solo's Helmholtz resonators and LID circuit add unique acoustic properties, although their effectiveness is debated among users.
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The Solo includes tia, apex core, and LID technology, providing unique features not typically seen in other IEMs at lower price points.
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The Solo is praised for its authoritative bass and ability to scale with better sources, enhancing its appeal despite criticisms.
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Build quality

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The Solo's matte texture on the shells is prone to scuffing, although the recessed faceplate helps prevent snagging on fabrics.
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Owners note that the Solo's faceplate can have issues with secure attachment, raising concerns about potential durability problems.
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