Rockford Fosgate RFK-HDRKM5 Subwoofer Grills & Trims 8 dB SPL Effective Piston

8 dB SPL Effective Piston Area (Sd) 32

Matching the theme of your boat can be further customized by using the included color insert or stainless-steel grille for that sport look

Expandability:

Sub: 4 V Max Frequency Response RCA: 20Hz - 20 kHz

and front speaker outputs

Rockford Fosgate RFK-HDRKM5 Subwoofer Grills & Trims 8 dB SPL Effective PistonThe next step in motorcycle performance, featuring simple plug and play installation creates the best in class on bike audio experience. Plug and Play Design: Designed to work right out of the box. Everything is included to make for easy installation and all to ensure less time in the garage and more time out riding. Element Ready: Purpose built for the harsh motorcycle environment. The speakers and amplifier are designed to stand up to water, dirt,