Product Details: The Cobra Electronics Dynamic External CB Speaker with Noise Filter perfectly combines power and sound. This 4" speaker features a 5.5 oz. Magnet and 15-watt power handling capability, allow you to enjoy clear, powerful audio. The noise-canceling filter ensures that you get the clearest receive audio possible. The rugged construction and stunning design make this speaker a great addition to any CB setup. Its power handling and great sound make it the perfect choice for any CB enthusiast.<br/><br/>FleetPride is your First Click in Heavy Duty®.