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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Unleash the full potential of your audio experience with the 64 Audio Solo Single-driver Universal In-ear Monitors. Whether you're on stage or in the studio, these IEMs offer a true-to-life sound that will captivate even the most discerning audiophile. At the heart of their design is the Tia technology, which includes a tubeless in-ear audio system featuring a Tia driver, single-bore, and acoustic chambers. This innovative setup delivers a transparent soundscape, allowing you to hear every nuance as if you were in the room with the musicians.

The Solo's exceptional sound quality is enhanced by dual Helmholtz resonators, which optimally manage frequency response and bass extension while minimizing distortion. This means you get a richer, more immersive listening experience. In addition, the patented Linear Impedance Design (LID) ensures the frequency response remains unaffected by external interference, so your music always sounds its best, regardless of the device you're connected to.

Comfort is key when it comes to extended listening sessions, and the Solo IEMs excel in this area thanks to the integrated Apex Core technology. This feature reduces physical isolation while maintaining optimal audio clarity, so you remain aware of your surroundings without compromising on the sound quality. For musicians and audiophiles alike, the 64 Audio Solo offers a harmonious blend of comfort, clarity, and cutting-edge technology.

Key Features:

Single-driver IEMs with Tia technology for transparent, lifelike audio
Dual Helmholtz resonators enhance frequency response and bass extension
Patented Linear Impedance Design (LID) for consistent audio performance
Apex Core technology for comfort and environmental awareness during long sessions

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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