Quick Overview The TS-ME770TC 7.7" IPX7 Rated Tower Speaker with Built-In RGB LED Lighting features a white classic grille and a lightweight polyimide (PI) tweeter diaphragm. The uniquely shaped wave guide provides natural, clear vocals and wide speaker dispersion. These speakers come with classic grills in a white pearl finish that blend perfectly into the marine environment. To allow you to install your speakers at a variety of angles, they incorporate adjustments to perfectly align the grilles and backplates to your requirements.