SOTAMIA Mini 20/24/28mm Full Range Bass Speakers 4 Ohm 3W

5.0 Β· 1 reviews
Price range: $13.39 through $14.44
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Compact and powerful 20/24/28mm full-range bass speakers featuring 4 Ohm impedance and 3W power. Durable metal cabinet for DIY audio projects.

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Estimated Delivery Time3–7 business days

Compact Full Range Sound

SOTAMIA offers mini speakers in 20mm, 24mm, and 28mm sizes delivering full range bass performance. Each speaker maintains excellent sound sensitivity and clear audio output at 3 watts power.

Designed for portability and DIY projects, these round speakers pack a resonant bass cavity for rich sound from a compact form factor. Ideal for small Bluetooth or audio systems.

Durable Metal Cabinet

Each speaker is housed in a sturdy metal cabinet that ensures durability and helps maintain sound integrity over time.

  • Metal casing for protection and longevity
  • Maintains acoustic quality in small enclosures

Consistent Performance Specs

All sizes maintain a 4 Ohm impedance with Β±15% tolerance and a resonance frequency near 580 Hz, ensuring reliable and consistent audio across models.

  • Rated impedance: 4 Ohm Β±15%
  • Power handling: 3W
  • Resonance frequency: 580 Hz Β±20%
  • Sensitivity: 89 dB Β±3 dB

Key specifications

  • Speaker Sizes: 20mm, 24mm, 28mm
  • Impedance: 4 Ohm Β±15%
  • Power: 3 Watts
  • Resonance Frequency: 580 Hz Β±20%
  • Sensitivity: 89 dB Β±3 dB
  • Cabinet Material: Metal
  • Dimensions Height: 7.5mm (20mm), 10.5mm (24mm), 11mm (28mm)

What's in the box

  • 2 Mini Full Range Bass Speakers (Size per selection)
Product FAQ

Frequently asked questions

01 What sizes are available for the SOTAMIA mini full range speakers?

They come in three sizes: 20mm, 24mm, and 28mm diameters.

02 What is the rated impedance of these speakers?

The rated impedance for all sizes is 4 Ohms with Β±15% tolerance.

03 What power output can these speakers handle?

Each speaker is rated at 3 watts of power.

04 What is the resonance frequency for these speakers?

They have a resonance frequency of approximately 580 Hz with Β±20% variation.

05 What sensitivity rating do these speakers have?

The sensitivity is around 89 dB with a tolerance of Β±3 dB.

06 Are these speakers suitable for Bluetooth devices?

Yes, they are designed as full range bass speakers that can be used in DIY Bluetooth speaker projects.

07 What material is used for the speaker cabinet?

The speaker cabinet is made of metal.

08 Do these speakers come with an input power source or adapter?

No, these speakers do not include a power source or adapter.

09 Are these speakers waterproof?

No, they are not waterproof.

10 How many speakers are included in the package?

The package includes 2 pieces of the mini full range bass speakers.

Categories
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Weightβ€”
AvailabilityIn stock
SKUGA_139926

Discussion

5.0
Based on 1 review
Rating
Mysterious Shopper July 15, 2026 β˜… β˜… β˜… β˜… β˜…

Excellent product