The portable speaker box features a compact and sturdy design, making it ideal for various automotive applications. Its solid wood construction allows lasting durability, while the precise craftsmanship provides optimal sound resonance, delivering a rich and immersive audio experience for music lovers on the go. Features -Color:Beige -Material:Wood - Size: 15.50X14.50X14.00cm/6.09X5.70X5.50in -Universal compatibility: the 4 inch design adapts to a wide range of car audio systems, allowing compatibility with most vehicles for simple upgrades -Resonance reduction: the solid wood construction effectively reduces unwanted vibrations, delivering clear and stable sound quality during every drive -Quick setup: no complex tools or expertise required—install this speaker box effortlessly and enjoy enhanced audio in minutes -Optimized sound output: engineered to amplify bass tones, this speaker enclosure transforms your car into a mobile concert hall with rich, powerful sound -Compact design: the space saving structure fits neatly into your vehicle, providing high performance without compromising interior space Package list: 1 x subwoofer box