Our speaker port tubes are engineered to meet the highest standards of audio performance. They help in achieving a balanced and dynamic sound by allowing the speaker to breathe. This results in deeper bass, crisp , providing a well-rounded listening experience that meets the demands. Features -Color:Black -Material:ABS -Size:11.00X9.00X7.20cm/4.32X3.54X2.83in (T-127Speaker) -Size:15.50X12.70X11.50cm/6.09X4.99X4.52in (Big speaker) -Bass quality: engineered to enhance bass quality, delivering a more powerful for home and professional audio systems -Crystal clear audio: reduces sound distortion for crystal clear audio, ideal for music enthusiasts who value sound -Effortless installation: compatible with a wide range of speaker models, making it easy to your audio equipment and improve your experience -Efficiency: the advanced design airflow, extending the lifespan of your speakers and reducing the need for frequent maintenance -Stylish design: the unique "small waist" shape not only enhances functionality but also adds a modern, stylish touch to your home decor Package list: 8 x Speaker Cabinet Port Tube