Enhance your boating experience with the Sonance VP42R 93009 Visual Performance Series 4.5" In-Ceiling Speakers. These high-quality speakers are designed to provide you with clear and crisp sound, no matter where you are on the boat. The speakers are easy to install and come with all the necessary hardware, making it easy for you to upgrade your boat's sound system. With a brand name like Sonance, you can be assured of the quality of these speakers. They are made specifically for boats and are designed to withstand the harsh marine environment. The VP42R speakers are perfect for any boat owner who wants to enhance their listening experience.