PQN Enterprises / PQN Audio is dedicated to bringing innovative great sound to your environment. PQN speakers are designed for optimum performance in support of your company’s project development needs. Our Special Performance Audio (SPA) waterproof speakers provide quality engineered audio products designed for years of trouble free audio enjoyment. Our exclusive SPA25 and SPA22 2-Way waterproof speaker offer audio solutions wherever audio is needed. Our SPA35 spa speakers offers quality no-nonsense performance with a 3.5 Inch design. PQN’s exclusive SPA24 and SPA34 wall-fitting bulkhead speakers offers single hole installation with its threaded body design. Simply cut a single mounting hole and attach with a full sized rear nut. There is no need for additional hardware screws or nuts. PQN speakers can fit as no speakers have fit before while providing audio performance unmatched in compact designs! Our ECO Ultra-Slim Series products offer performance and value with its 1 Inch mounting depth and are perfect for RV and Camper walls or ceilings.