The Kicker 43C104 10" 300 Watt Max Power Single 4-Ohm Car Subwoofer is a high-quality non-enclosed subwoofer designed for car audio systems. With a powerful RMS power of 300W, this subwoofer delivers deep and impactful bass for an enhanced audio experience. The 10-inch speaker size and single voice coil design make it a versatile and reliable choice for upgrading your vehicle's sound system. The renowned KICKER brand ensures exceptional performance and durability, making this model a popular choice among car audio enthusiasts.