Westone Audio Pro X20 In-Ear Monitor


Experience clear and detailed sound with the Westone Audio Pro X20 Dual Driver Musician IEM. Designed for live performances, the Pro X20 features two proprietary balanced-armature drivers with a two-way passive crossover, delivering robust low end and crystal clear highs. The dual driver design provides superior detail and nuance, making it the perfect choice for professional in-ear monitoring.

Ideal for on-stage monitoring, vocalists, guitar players, keyboardists, drummers, and sound engineers, the Westone Audio Pro X20 Dual Driver Musician IEM provides exceptional sound quality and performance. Upgrade your music experience and take your performance to the next level with the Westone Audio Pro X20 IEM.


Pro x20 In-Ear Monitors

Westone Audio Pro X20 Earphones – Dual Balanced Armature Driver IEMs for Musicians

The Westone Audio Pro X20 is a high-end universal in-ear monitor designed for professional musicians and audiophiles. Key features include:

  • Dual proprietary balanced armature drivers with passive crossover for detailed and robust sound
  • Clear and spacious soundstage with articulate bass, nuanced mids, and smooth extended highs
  • 25dB ambient noise reduction for excellent on-stage isolation
  • Ergonomic low-profile design with interchangeable tips for comfort and secure fit
  • Detachable cable with reduced microphonics
  • Rugged travel case included

Sound Quality

Westone Pro X20 Professional Dual Balanced-Armature In-Ear Monitors

With its dual balanced armature drivers and two-way passive crossover, the Pro X20 delivers a full frequency range with excellent resolution and dynamics. The bass is tight and impactful, the midrange clear and detailed, and the treble smooth and extended up to 18kHz. The soundstage has good width and depth for an in-ear monitor. Overall, the sound signature can best be described as neutral and accurate, ideal for critical listening and stage monitoring.

Key specs:

  • Frequency response: 20Hz – 18kHz
  • Sensitivity: 119dB @ 1mW
  • Impedance: 27 ohms

Design and Comfort

The over-ear design and compact, lightweight shells provide a low-profile fit that is comfortable even for extended wear. Westone’s True-Fit silicone and foam tips in 5 sizes ensure a secure in-ear seal for excellent noise isolation as well as customized fit.

The detachable cable is Westone’s Estron Linum BaX model, designed to reduce microphonics through the over-ear routing. Low-profile T2 Claw connectors allow quick cable swapping.

For who is the Pro X20 best suited?

The Westone Audio Pro X20 earphones are well-suited for a wide range of users, including:

  • Musicians – The Pro X20 is designed as a high-end in-ear monitor for professional use on stage. The excellent noise isolation, detailed sound quality, and secure fit make them ideal for monitoring mixes during live performances.
  • Audiophiles/Critical listeners – The neutral, accurate sound signature and spacious soundstage of the Pro X20 caters to audiophiles and critical listeners looking for a high-fidelity listening experience, especially in noisy environments.
  • General consumers – While positioned as a pro/audiophile product, the Pro X20 would also work well for consumers seeking a comfortable, high-quality earphone for everyday portable use. The secure fit, detachable cable, and included case add to the versatility.
  • Anyone seeking noise isolation – With around 25dB of ambient noise reduction, the excellent noise isolation of the Pro X20 makes them suitable for frequent flyers, commuters, or anyone needing an immersive listening experience in noisy environments.

In summary, the combination of sound quality, noise isolation, secure fit, and premium build makes the Westone Pro X20 a versatile high-end earphone suitable for professional musicians, audiophiles, and general consumers alike seeking an immersive listening experience.

Included Accessories

The Pro X20 comes with:

– 10 pairs of silicone and foam eartips
– Detachable Estron Linum BaX cable
– Cleaning tool
– Monitor vault carrying case


With superb sound, excellent noise isolation, and premium comfort, the Westone Audio Pro X20 is ideal for professional musicians and audiophiles who demand high-fidelity monitoring for the stage or critical listening.



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Westone Audio Pro X20 In-Ear Monitor