The OSD KI-12 Waterproof Outdoor Wire Nut Connectors are the perfect solution for protecting your speaker cables from the elements. These connectors are made with a durable silicone sealant that keeps water, moisture, and corrosion out, ensuring that your cables will last for years to come. They are also easy to use, simply twist the connectors onto the ends of your wires and you're good to go. The KI-12 connectors are compatible with 12 gauge wire and smaller, making them perfect for a variety of outdoor applications.