These speakers sound great, and more importantly, they are built to keep sounding great in the marine environment.Built specifically to withstand the damaging effects of salt, water and UV rays. These rugged 2-way 61/2"dia. speakers can handle 160W of peak power (70W RMS) and feature responsive water-resistant polypropylene woofers and tweeters that provide outstanding full-range sound.Broadened frequency response offers superior high- and low-frequency sound (35Hz-26kHz). Flush-style installation.Specifications Style: Flush mount Watts: 160W peak Impedance: 4 ohms Cone: 6 1/2" polypropylene woofer, 2 1/8" tweeterMagnetic Shielding: NoWaterproof Rating: IPX5Dimensions: 6 7/8"dia. x 3 11/16"DCutout Size: 5"dia. x 2 1/8"DBrackets: NoQuantity: PairColor: WhiteWarranty: One yearWhat's in the BoxTwo 2-way speakersTwo White grillesEight 1-1/8" Self-tapping screws10 White plastic hole coversInstallation/Connections sheet (English/ French/ Spanish/ German/ Swedish/ Dutch/ Italian/ Polish/ Romanian)Warranty informationTemplate on box