6-1/2 Inch Round Coaxial Marine Speakers; 60 Watts RMS Continuous Power Handling; 4 OHMS Nominal Impedance; 100 Hz Through 25 kHz Frequency Response; 89.5 Decibel System Efficiency; Mica-Filled Polypropylene; 7.03 Inch Width x 6.16 Inch Depth x 7.27 Inch Height; Matte Black Enclosure/ Gray Metallic Sport Grilles; Set Of 2; With Rotating Clamp Receiver/ RGB LED Lighting/ Two Lexan Logo Appliques; Mounting Clamps Sold Separately