Enhance your audio experience with these plastic speaker port tubes. Designed to improve bass performance, these black tubes feature a sleek design that seamlessly integrates with your speaker system. The tubes are for subwoofers and portable speakers, ensuring deep, rich bass tones that elevate your listening experience. Features -Color:Black -Material:Plastic -Size:8.00X4.00X4.00cm/3.14X1.57X1.57in -Opening:35mm -Length:80mm -Outer Diameter:40mm -Sound enhancement: improve your audio experience with our bass enhancement tube, designed to deliver richer and deeper bass for a more -Clear : ensure clear sound and balanced audio effects with our subwoofer tuning port, optimizing your speaker system's performance -Stylish black design: the sleek black finish of our speaker outlet vent complements any speaker style, enhancing the overall aesthetic of your home theater or professional audio setup -Durable material: made from plastic materials, our bass air ports are built to last, maintaining excellent sound guidance even with longterm use -Easy installation: compatible with various subwoofer models, our speaker box port tube allows for quick and easy installation, enabling you to upgrade your audio system effortlessly Package list: 8 x Speaker Port Tubes