The R1 12" marine subwoofers have a truly versatile design that will outperform. in an infinite baffle configuration, as well as being suited for sealed and ported enclosures. These subs will handle 500 watts RMS and have an excellent low-end extension. For a little extra flash, the R1 12" grill has built-in RGB LEDs, which can be controlled through our RGB Remote & Controller, that backlight the cone to create your desired visual atmosphere. If you&&';;re wondering what to power it with, check out the new R1 1000.1 Marine Amplifier Continuous Power (RMS) 500 WattsPeak Power 1,000 WattsSensitivity 88dB @ 1W/1MFrequency Response (+ / - 3 dB) 32Hz - 250 HzImpedance Dual 4Nominal Diameter 12 in 30.48 cmOverall Diameter 12.80 in 32.5 cmBasket Diameter 11.20 in 28.5 cmMounting Depth 6.38 in 16.2 cmTotal Depth 8.50 in 21.6 cm