JBL 10" (250mm) Marine Audio Multi-Element subwoofer 200W – (White)• Peak Power: 600 watts• RMS Power: 200 watts• Polypropylene Cone• Rubber Surround• Impedance: Dual 4 ohms• Mount depth: 5.82"• Sensitivity: 88 dB @ 2.83V Product Details:10" Dual 4 ohms JBL Marine Stage Series SubwooferPower Handling:Peak: 600 wattsRMS: 200 wattsPolypropylene ConeRubber SurroundIPX5 ratedOne-piece cast polymer basketHigh Temperature Voice coilFrequency Response: 30 - 250 HzResonance Frequency (Fs): 44.3 HzSensitivity: 88 dB @ 2.83VSealed box volume: 2 cubic feetPorted box volume: 2 cubic feetTop-mount depth: 5.82"Cutout diameter: 9.17"Made for marine use: Life on the water can be hard on audio gear, with sun, spray, salt, and extreme temperatures, not to mention post-cruise washdowns and the occasional loose fish on the deck. This rugged JBL sub is ready for it all, with a one-piece polymer basket, marine-ready componentry, stainless steel mounting hardware, and a sealed, UV-resistant grille that will stand up to spray and sunlight for years to come.IPx5 Rated: Marine-grade materials & components to suit the demands of a harsh outdoor environment with an IPx5 marine ratingPower handling: 200 watts RMS (600 watts peak power) / Sensitivity: 88 dB at 2.83 volts / Frequency response: 30-250 Hz / Impedance: 4 ohmsAvailable in Gray or White. This unit is manufacturer Refurbished, Unit appears in a brown box, and is guaranteed to work perfectly. Some items may have cosmetic blemishes which will not affect the units ability to operate. This Unit Comes with ALL accessories supplied by the manufacturer and includes a 90 day warranty.