2-Pin OFC Upgrade Cable for KZ ZS10 ZSN ZSR Earphones 3.5mm

Upgrade Your KZ Earphone Sound with High-Purity OFC Cable

Give your KZ in-ear monitors a new lease of life with this high-purity Oxygen-Free Copper (OFC) 2-Pin replacement cable. Designed specifically for KZ earphones, this plated upgrade cable delivers cleaner signal transmission, reduced interference, and improved durability over stock cables — all at an accessible price.

Compatibility Guide

• B Pin: Compatible with KZ ZS10, ZSR, ZST, ED12, ES3, ES4
• C Pin: Compatible with KZ ZS10 PRO, ZSN PRO, AS12, AS16

Please select the correct pin type (B or C) for your specific earphone model before purchasing.

Key Features

• High-Purity Oxygen-Free Copper (OFC) – Maximises conductivity and minimises signal loss for cleaner, more detailed audio
• Plated Connectors – Enhanced corrosion resistance for long-lasting, reliable connections
• 3.5mm L-Type Gold-Plated Plug – Ergonomic angled design reduces strain on your device's headphone jack
• 2-Pin Interface – Secure, snug fit compatible with standard KZ 2-pin earphone sockets
• Flexible & Tangle-Resistant – Soft, pliable construction that stays tangle-free during everyday use
• Lightweight Build – Minimal microphonics so you won't hear cable noise during movement

Specifications

• Material: Oxygen-Free Copper (OFC), Plastic, Metal
• Plug Type: 3.5mm L-Type (angled)
• Connector: 2-Pin (B Pin or C Pin — select your model)
• Model: ATMA21C48
• Country of Origin: Made in China

What's in the Box

• 1× OFC 2-Pin Upgrade Earphone Cable

Note: Earphones are NOT included. Cable only. Please allow 1–3 cm difference due to manual measurement. Colours may vary slightly due to screen settings.

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For more information on audio equipment and safe listening practices, visit the CDC's Noise-Induced Hearing Loss resource page.

Frequently Asked Questions

Q: Is this OFC cable compatible with all KZ earphones?

A: This cable is compatible with many popular KZ models via its 2-pin connector. The B Pin variant fits KZ ZS10, ZSR, ZST, ED12, ES3, and ES4. The C Pin variant fits KZ ZS10 PRO, ZSN PRO, AS12, and AS16. Please confirm your earphone model and select the correct pin version before ordering.

Q: What is the benefit of an Oxygen-Free Copper (OFC) cable over a standard cable?

A: Oxygen-Free Copper has a higher purity level than standard copper, which means better electrical conductivity, lower signal loss, and reduced audible interference. Many audiophiles notice improved clarity, detail, and overall sound quality after upgrading to an OFC cable from a stock cable.

Q: Does this cable include a microphone?

A: No, this is a pure audio replacement cable without a microphone or remote. It is designed for audiophile listening use with compatible KZ in-ear monitors.

Q: What plug type does this cable use?

A: This cable uses a 3.5mm L-Type (angled) gold-plated plug, which provides a secure, low-profile connection and reduces strain on your audio source's headphone jack.