6-1/2 Inch Round Marine Coaxial Speaker; 75 Watts RMS Continuous Power Handling; 4 OHMS Nominal Impedance; 55 Hz Through 25 kHz Frequency Response; 89.5 Decibel System Efficiency; Mica-Filled Polypropylene; 6.9 Inch Diameter; 3 Inch Mounting Depth; Gloss White Trim Ring/ Gloss White Classic Grille/ White Tweeter Mesh; Set Of 2; With Mounting Hardware