Enhance your car's audio system with this amplifier video knob. It comes with adjustable audio potentiometers that allow you to control the bass and volume levels with precision. This device is easy to install and can be integrated into any car audio system, providing you with the flexibility to adjust the sound to your liking. Features -Color:Black -Material:ABS -Size:7.60X6.90X3.20cm/2.99X2.71X1.26in -Precision : the adjustable audio potentiometer provides precise control over your car's audio settings, allowing for a tailored -Robust abs material: made from sturdy abs material, this audio amplifier is designed for durability and ease of use, ensuring reliable performance over time -Deep bass boost: the bass controller enhances bass levels, creating immersive and powerful audio experience in your vehicle - quality: specifically designed for car audio systems, this amplifier enhances both sound quality and volume, providing a fine listening experience -Adjustable audio experience: adjust your car's audio settings to improve sound quality and overall audio experience, making every drive more enjoyable Package list: 2 audio bass control knob