EDLINE 6.5" COXIAL SPEAKER Overview REDLINE speakers are designed to provide an amazing listening experience. They are highly efficient and offer features only found on true high-fidelity speakers. Any DD Audio Product bearing the Marine Grade logo incorporates water resistant features enabling it to be used in applications where moderate exposure to moisture will not result in damage to the product. Marine Grade products are not waterproof, and submersion or excessive moisture exposure may result in product failure. DD Audio Marine Grade products are not certified for saltwater environments. Features Silk Dome Tweeter 10 Oz Woofer Magnet Copper Shorting Ring Design Double Slit, Aluminum Former Poly Coated Curvilinear Cone Overview Driver Size Woofer 6.5 in / Tweeter 25mm Watts RMS 75 Watts Peak Power 300 Watts Impedance 4 Ohm Frequency Response – Hz 40Hz-22kHz Mounting Diameter – in 142mm Mounting Depth – in 62.5mm