Speaker Port Tubes for Bass Enhancer, Subwoofer Air Ports Repalcement & DIY Parts 80mm x 110mm Speaker Cabinet Port Tube, 3-Pcs

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Product description

  • Bass booster tube The speaker phase-inverting hole, also called sound tube or air hole, is often used in the inverted-phase speaker.
  • Good material Environmentally friendly and safe, without any harmful substances, you can use with confidence.
  • Speaker Port Tubes The inverter tube is to pour the sound pressure of the airflow vibrating inside to the front, and overlap with the sound pressure radiated from the speaker to make a bass effect.

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