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Black gold in-ear headphones with detachable cable and 3.5 mm plug

KZ ZST PRO X 1BA 1DD Hybrid In-Ear Headphones 40 ohm Black Gold

SKU CH-MHFH-CZNZ3

Hybrid in-ear monitors with one balanced armature and one dynamic driver, 40 ohm impedance, 3.5 mm connector and detachable cable for gaming and music

  • Headphone styleIn Ear
  • Impedance40 ohms
  • Connection3.5 mm
  • Wearing styleSingle Ear
  • Noise cancellationSound isolation
  • Wireless technologyIR
  • Hybrid 1BA 1DD driver delivers detailed sound
  • 30019 balanced armature reproduces clear vocals and instruments
  • Super-linear dynamic driver produces deep controlled bass
  • 40 ohm impedance with 3.5mm plug suits many devices
  • Detachable cable and in-line media control add convenience

Hybrid Driver Configuration

The KZ ZST PRO X uses a hybrid driver design that pairs one balanced armature with one dynamic driver. The 30019 balanced armature handles mid-to-high frequencies for vocal clarity, while the upgraded super-linear dynamic driver extends low-frequency response for deeper bass. This combination aims to deliver detailed imaging and full-bodied impact.

40 Ohm Impedance

With an input impedance of 40 ohms, these in-ear monitors require more driving voltage than lower-impedance models. The 3.5 mm connector provides universal wired compatibility with laptops, consoles and portable players, but devices with limited output power may not reach optimal volume or dynamics.

Wired Gaming and Stage Use

The detachable cable and inline microphone suit gamers and performers who need reliable wired connectivity and clear communication. Buyers who want wireless freedom, active noise cancellation, or a multi-driver configuration with more than two drivers should look at other models.

How it compares

Measured against everything we stock in Earbuds & Over-Ear Headphones, at today’s prices. Recalculated every night.

Price $43.99
Pricier than about 68% of the 7,078 comparable items (median $25.99).

Specifications

Product
Brand nameKINYO
Model nameZstprox, ZST PROX, ZSTPROX
Part numberZSTPROX
Product typeIn-Ear
Product colorBlack/Gold
Audio & video
Headphone styleIn Ear
Impedance40 ohms
Wearing styleSingle Ear
Noise cancellationSound isolation
Mic impedance40 ohm
Connectivity
Wireless technologyIR
Ports & slots
Connection3.5 mm
In the box
In the boxCable, Eartip

Questions about this item

How does the 40 ohm impedance affect volume and drive requirements?

The 40 ohm impedance means the headphones need slightly more voltage than lower-impedance models to reach the same loudness, but they are still easily driven by most smartphones, laptops and portable players without an external amplifier.

What does the 3.5 mm connector limit in practice?

The 3.5 mm plug restricts use to devices with a matching analogue jack or an active adapter; it carries no digital audio or remote-control signals beyond the inline microphone and media button.

What physical items are included for fit and mounting?

The package supplies a detachable cable with QDC connectors and a set of eartips; no ear hooks, carrying case or alternative mounting hardware are provided.

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