Featuring the World's First internal iPod docking technology. With the Fusion MS-IP600G AM/FM/Sirius iPod Stereo Dock, your iPod actually sits inside the stereo, completely protected from the harsh marine elements. Fully integrated iPod user interface, dual mono subwoofer output, and ingenious behind-the-dash engineering - all contained in a 100% aluminum chassis. The Fusion MS-IP600G is waterproof to IPX5 standards. iPod-style menu on the backlit MS-IP600G stereo display is easy-to-use via rotary encoder. Provides operation for 3 remote zones of sound. 70 watts x 4. Chassis: 7.1"W x 2"H x 6.3"D. Face: 8.5"W x 3.1"H x 1.4"D.