GHXAMP 20MM Ultra-Thin Mini Full-Range Speaker 4Ω 2W

5.0 · 2 reviews
Original price was: $12.59.Current price is: $11.15.
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Compact GHXAMP 20MM ultra-thin speaker designed for home use with full-range audio performance.

  • 4 ohms impedance and 2W rated power
  • Frequency response from 450Hz to 20KHz
  • Includes 2 speakers per package

712 in stock

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Estimated Delivery Time3–7 business days

Compact Design with Powerful Sound

The GHXAMP 20MM speaker boasts an ultra-thin profile with a horn diameter of just 20mm, making it ideal for compact audio systems or DIY projects. Its miniature size does not compromise audio quality, delivering clear full-range sound performance suitable for home use.

Experience high-quality audio output in a slim metal cabinet designed for durability and portability.

High-Performance Neodymium Magnet

Equipped with a neodymium magnetic boron single magnet, this speaker offers efficient magnetic flux and excellent sensitivity of 82dB. This magnet type supports improved audio clarity and better driver response for rich sound reproduction across the frequency range.

Wide Frequency Response & Sensitivity

With a frequency response range from 450Hz to 20kHz, this speaker covers essential mid to high frequencies, making it suitable for vocal and instrumental sounds. The sensitivity rating of 82dB ensures the speaker efficiently converts power into audible sound.

Technical Specifications

  • Rated impedance: 4 ohms
  • Rated power: 2 watts
  • Maximum power: 3 watts
  • Lowest resonance (FO): 450Hz ± 20%
  • Horn diameter: 20mm
  • Voice coil diameter: 11.7mm
  • Total height and installation depth: 5.5mm
  • Recommended speaker opening: 18mm

Key specifications

  • Impedance: 4 ohms
  • Rated Power: 2 W
  • Maximum Power: 3 W
  • Frequency Response: 450Hz – 20kHz
  • Sensitivity: 82 dB
  • Horn Diameter: 20 mm
  • Voice Coil Diameter: 11.7 mm
  • Total Height: 5.5 mm
  • Recommended Speaker Opening: 18 mm

What's in the box

  • 2 x GHXAMP 20MM Ultra-Thin Mini Full-Range Speakers
Product FAQ

Frequently asked questions

01 What is the impedance of the GHXAMP 20MM speaker?

The GHXAMP 20MM speaker has a rated impedance of 4 ohms.

02 What power does the speaker support?

It has a rated power of 2 watts and a maximum power of 3 watts.

03 What is the frequency response range of the GHXAMP speaker?

The frequency response range is from 450Hz to 20kHz.

04 Does the speaker use a neodymium magnet?

Yes, it features a high-performance neodymium magnetic boron single magnet.

05 What are the dimensions of the speaker?

The speaker has an 18mm recommended opening, 20mm horn diameter, and a total height and installation depth of 5.5mm.

06 How many speakers are included in the package?

The package includes two GHXAMP 20MM speakers.

07 Is the speaker suitable for portable use?

Yes, it is a portable speaker designed primarily for home audio applications.

08 What material is the speaker cabinet made of?

The cabinet material is metal.

09 Does this speaker include an audio crossover?

Yes, it has a full-range audio crossover.

10 Is the speaker waterproof?

No, this speaker is not waterproof.

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AvailabilityIn stock
SKUGA_140200

Discussion

5.0
Based on 2 reviews
Rating
AliExpress Shopper July 22, 2026 ★ ★ ★ ★ ★

Very good product, worked properly and is of excellent quality, I recommend it.

Д***в November 21, 2025 ★ ★ ★ ★ ★

Excellent speakers with excellent performance.
450-22
The wires are thin, nothing. Could you make it longer, about 10 cm.
And yes, they left small tails of 5 cm each.
Regretted, saved money..To whom, what?