The 700 series is designed for serious performance. It features a DD cast basket supporting a triple stack magnet motor, heavy duty suspension, and a high strength cone coupled to a massive EROM surround, making them best suited for duty in vented or multi-order enclosures.
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.