This open box Cerwin Vega XED11001D 1100W RMS high efficiency Class-D mono amplifier is a top-notch addition to any car audio system. With its powerful 1100W RMS power output, this amplifier is sure to provide crystal-clear sound quality for any music genre. The amplifier's mono channels ensure uniform sound distribution across all speakers, providing an immersive listening experience for all passengers. The amplifier is made by the renowned brand Cerwin-Vega and is designed with the latest technology to provide high-quality sound without any distortion. Its sleek and compact design makes it easy to install in any vehicle, while its durable construction ensures long-lasting performance. Whether you're a music enthusiast or simply looking to upgrade your car's audio system, this Cerwin Vega XED11001D amplifier is an excellent choice.