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4.3 Inch Black Flared Port Tube Kit, Speaker Port Subwoofer, Sound Guide Tube, Bass Reflex Tube (Pack of 4)

4.3 (2) Write Review
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$11.99

$ 5 .99 $5.99

In Stock

About this item

  • Overall Size: Length: 110mm/4.3inch; Big Hole Diameter: 90mm/3.5inch; Small Hole Diameter: 70mm/2.7inch
  • Can increase the volume of bass without increasing the power of the speaker itself
  • Solid, the inner wall is very smooth, the airflow is smooth, reducing the noise caused by the airflow
  • Port Tubes Function: speaker exposes the speaker diaphragm to produce sound, and there is also vibration at the back of the speaker. After installing the port tubes,as the diameter of the port tubes is smaller than the diameter of the speaker, a relatively strong sound wave will rush out of the inverted tube. the sound waves towards the front and back of the speaker are utilized, Improve the sound quality of the speaker
  • Wide Application: Suitable for installation in speaker cabinets, portable speakers, improved speakers, home speakers, etc.


Loudspeaker inverted hole, also known as the barrel and air hole, commonly used in inverted speaker,
mainly the airflow of the vibration of the box horn sound pressure out in front of the speaker and the sound pressure radiated before the overlap, producing a bass effect.

Product Specifications
Material: Plastic
Overall Size:
Length: 110mm/4.3inch;
Big Hole Diameter: 90mm/3.5inch;
Small Hole Diameter: 70mm/2.7inch
Weight: 218g
Color: Black
Package content: 4 x Speaker Port Subwoofers


roc
2025-01-31 11:08:54
thick plastic . yes
Marlon Carias
2024-11-28 12:59:04
I can't use it for the proyect we have going. So I need to order another set and try to work with it.