Speaker Vent, 81mm Opening 153mm Long Speaker Port Tube for 8-12 Inch Speakers by Amazon.co.uk

• \U0001f4ee SUBWOOFER SPEAKER PORT TUBE - The speaker vents are made of high quality ABS plastic for durability and resistance to damage

• \U0001f4ee BASS PORT TUBE - Mainly is the box speaker vibration airflow sound out of the front and the horn before the radiation of sound pressure overlap, producing bass effect

• \U0001f4ee COMPATIBILITY - Suitable for 8-12 inches speakers. Enhance the sound quality of the speaker, let you experience more beautiful sound

• \U0001f4ee SPEAKER VENT ACCESSORIES - The inner wall is smooth and both ends are open. Speaker port tube airflow is very smooth, and the airflow sound is obviously improved

• \U0001f4ee INVERTED TUBE - Speaker inverting hole, also known as sound tube and air hole, often used in inverting type speakers