?Good material ? Made of high quality ABS plastic materials, durable and not easy to damage.
?Fine processing ? The inner wall is smooth and the two ends are flared. Airflow is very unobstructed, obviously improving airflow sound.
?Application object? Suitable for 8-12 inches speakers. Enhance the sound quality of the speaker, let you experience more beautiful sound.
?Bass booster tube ? Speaker inverting hole, also known as sound tube and air hole, often used in inverting type speakers.
?Speaker Port Tubes? 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.