Fusion Apollo coaxial marine speakers deliver immersive, high-fidelity audio on the water and are engineered to withstand harsh marine conditions. Crystal-clear premium sound qualitySports style grilles included, optional shielded grilles available (sold separately)Match the mood with dual-hue led lighting rings (CRGBW; 5 colors)Rigorously tested marinized design IP66/IP67^Dimensions: 6.5" speaker: 6.93" x 4.06" (176 x 103.1 mm)7.7" speaker: 7.72" x 4.46" (196 x 113.2 mm)8.8" speaker: 8.82" x 5.28" (224 x 134.1 mm)