Enhance your audio experience with our 2 Pcs Speaker Port Tube Foam Plugs, designed to optimize sound quality by reducing unwanted noise and improving bass response. These foam plugs are essential for anyone looking to refine their speaker system's performance. Function: Our foam plugs are engineered to reduce standing waves caused by speaker vibrations, effectively decreasing wind noise and hum. This enhancement significantly improves the listening experience of mid to low frequencies, providing a better bass reflex effect and enhancing bass response across various speaker types. Applicable to: These versatile foam plugs are suitable for a wide range of applications, including improved speaker boxes, speaker cabinets, home speakers, car speakers, portable speakers, and PA DJ subwoofer bass boxes. They are perfect for use in speaker port tubes, speaker box bass air ports, and speaker cabinet port tubes. Note: To ensure optimal performance, choose the foam plug diameter based on the inner diameter of your speaker port tube. The foam diameter should be slightly larger by 5mm than the inner diameter to ensure a stable fit within the speaker port tube. Easy Installation: Installing these foam plugs is a breeze. Simply select the correct size and insert it into the speaker port tube. The entire process is quick and straightforward, requiring minimal time and effort. Product Size: Each sponge plug measures 90mm in diameter and 80mm in height. Please verify that these dimensions meet your requirements before purchasing to avoid any issues with compatibility. Upgrade your speaker system with our high-quality foam plugs and enjoy a clearer, more powerful sound. Perfect for both audio enthusiasts and professionals, these plugs are a simple yet effective solution for enhancing your audio setup.