Linsoul Kiwi Ears x B_Media Terras IEM Cable, with Type-C USB C/3.5mm/4.4mm Plug
Quick take
The Linsoul Kiwi Ears x B_Media Terras is a braided IEM cable made from 4N single-crystal copper and designed for everyday comfort. Its main advantage is the modular plug system, letting you swap between 3.5mm, 4.4mm balanced, and USB-C so you can use one cable across different DACs, amps, and portable devices. The main caveat is that it’s built around specific IEM models that use the compatible connector style, so you’ll want to confirm compatibility before buying.
Pros and cons
Pros
- Modular termination system supports 3.5mm single-ended, 4.4mm balanced, and USB-C for flexible source matching.
- Braided design with 32AWG conductors aims to reduce interference and improve day-to-day handling.
- Durability and comfort focus, including a protective 400D bulletproof fiber sheath and reduced microphonics.
- Single-crystal 4N copper cable construction is targeted at improving clarity and detail.
Cons
- USB-C is included as a termination, but iPhone direct compatibility may still require an appropriate adapter setup for your specific device.
- Best results depend on using it with compatible IEM models and the right connector orientation.
What buyers think
Buyer-review evidence is strongly positive around versatility and day-to-day behavior. Multiple reviewers highlight the convenience of swapping terminations, describing the system as straightforward and something they prefer for travel. There is also consistent feedback about build and feel, with comments noting the cable is not overly thick or heavy, handles well during extended listening, and is less prone to tangling. Limited evidence also mentions low microphonics and secure-feeling connectors. Overall, the available feedback supports the idea that this cable is a practical upgrade for people who want one cable to match different audio outputs.
What this cable is, and who it’s for
This Terras cable is designed as a premium, all-in-one IEM upgrade cord. The core idea is practical audiophile flexibility, using a modular plug system so you do not have to buy separate cables just to match your phone, USB dongle, or balanced output. If you bounce between sources, such as a 3.5mm portable player, a 4.4mm balanced DAC/amp, and a USB-C output, the included termination options are the main reason to consider it.
It is also built around comfort and handling. The cable is braided (Litz-type style) for flexibility and to help reduce unwanted interference. The outer sheath is meant to stand up to daily wear, while the construction aims to minimize microphonics for on-the-go listening.
Design and build details that matter
Modular terminations for 3.5mm, 4.4mm, and USB-C
The included detachable plug system is intended to let you switch terminations as needed: 3.5mm unbalanced, 4.4mm balanced, and USB-C. That is the biggest convenience win for buyers who want one cable that can follow their setup from desk to travel.
Single-crystal 4N copper and braided construction
The Terras uses ultra-high-purity 4N single-crystal copper and a Litz-type braided build with 32AWG wiring. From a buyer perspective, the value here is not just the materials marketing, it is the intent: clearer signal transmission and a cable that stays flexible without getting annoying during use.
Daily-use durability and reduced microphonics
The cable includes a 400D bulletproof fiber sheath for durability, and it is designed to reduce microphonics. In plain terms, that means it should be more pleasant for walking, commuting, and long sessions where a stiff or noisy cable can become fatiguing.
Sound and performance expectations
Because this is a cable accessory, your actual sound outcome will depend heavily on the IEM, your source, and how the termination is implemented in your setup. The Terras cable is positioned around balanced tonality with deeper lows, rich mids, and detailed treble, leveraging its 4N single-crystal copper construction. The best way to think about it as a buyer is this: it is an attempt to deliver audible improvements in clarity and detail, while also upgrading ergonomics (tangle resistance, flexibility, comfort) so the cable becomes part of your daily routine.
Compatibility and length, the two “check before you buy” items
Make sure your IEM uses the compatible 2-pin connector style
The cable is intended for IEMs that use a compatible 2-pin connector. The product listing includes a long list of compatible IEM lines across brands, but you should confirm yours before ordering, especially if your IEM model is not in the supported groups.
About the cable length
It comes in a 1.25m length (about 4.1 feet). That is a typical sweet spot for desk use and close-range portable setups. If you need a longer reach for specific rigs, you may prefer a longer variant.
Pros and cons, distilled
Get this cable if you want one IEM cable that can flex between 3.5mm, 4.4mm balanced, and USB-C, and you care about comfort and handling as much as audio performance.
Skip it or double-check compatibility if your IEM model does not use the right connector style, or if you need a longer cable than 1.25m for your typical setup. Also verify your phone compatibility path for USB audio, since some iPhone setups may still require a dongle or adapter approach.
Is it worth it?
The Terras cable looks most “worth it” for buyers who value modular convenience, want a durable braided build, and do not want to keep multiple termination-specific cables around. The most credible value proposition from available feedback is the practicality of the swappable system and the cable’s comfortable, travel-friendly behavior. If your priority is strictly one fixed output (for example, only 3.5mm), you might find better value in a simpler single-termination cable, but if you regularly switch sources, this setup is designed for that exact use case.
FAQs
Does the Terras cable work with iPhones?
The cable includes USB-C termination, but iPhone compatibility may still depend on your device and how you connect USB audio. If you need a direct connection on iOS, you may need an appropriate USB audio dongle or adapter.
Is this cable compatible with my IEM?
It is intended for IEMs that use a compatible 2-pin connector style. Check the supported IEM model list from the seller and confirm your specific model matches the connector type before ordering.
How do I know which pin goes in which ear?
There is guidance for orientation, with the right and left channels identified by pin color. After inserting, you can validate channel correctness using a test audio track, and if you notice reversed audio, swap the pins.
Will the cable tangle or create noise while moving?
The braided construction and microphonics-reducing design are intended to improve everyday handling. Buyer feedback commonly mentions low tangling and reduced microphonics for more comfortable walking and commuting use.
Is 1.25m long enough?
1.25m is a common length for IEM setups. If you need extra reach for your particular fit, clothing, or amplification setup, you may want to look for a longer version.
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Specifications
| Product Title | Linsoul Kiwi Ears x B_Media Terras IEM Cable, with Type-C USB C/3.5mm/4.4mm Plug,4N Single Crystal Copper 32AWG 4-Core in Ear Monitor Cord, 1.25m HiFi Upgrade Wire for Astral Orchestra II Arete Hype4 |
|---|---|
| Category | Electronics > Headphones, Earbuds & Accessories > Extension Cords |
| Brand | Linsoul |
| Manufacturer | Linsoul |
| Model Name | Kiwi Ears x B_Media Terras |
| Connector Type | Auxiliary |
| Cable Type | AUX |
| Compatible Devices | Headphone |
| Other Special Features of the Product | Braided |
| Compatible Phone Models | iPhone 12 series, Samsung Galaxy S21 series, Google Pixel 5, OnePlus 9 Pro, etc. |
| Connector Gender | Male-to-Male |
| Number of Pins | 2 |
| Recommended Uses For Product | Audio Transmission |
| Indoor Outdoor Usage | Outdoor |
| Unit Count | 1.0 Count |
| Number of Items | 1 |
| Brand Name | Linsoul |
| Model | Kiwi Ears x B_Media Terras |
| Item Length | 120 Centimeters |
| Part Number | Kiwi Ears x B_Media Terras |
| Included Components | Cable |
| Special Feature | Braided |
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