The Speco Technologies SA4P is a powerful 20W 4' Alarm Siren designed to provide high-quality, reliable performance for your security needs. This compact yet robust alarm siren is engineered to produce a loud and clear sound that can effectively alert you in case of emergencies or potential threats. The SA4P model is equipped with a 20-watt amplifier that ensures a strong audio output, making it ideal for both residential and commercial use. With a diameter of just 4 inches, this alarm siren is compact enough to be installed in various locations without taking up too much space. Despite its small size, the Speco Technologies SA4P Alarm Siren does not compromise on performance. It is capable of producing a high-decibel sound that can easily alert individuals within a large radius. This alarm siren is also designed for durability. It is made from high-quality materials that can withstand harsh weather conditions, making it suitable for outdoor installation. The Speco Technologies SA4P 20W 4' Alarm Siren is a practical and efficient solution for enhancing your security system. Its loud sound, compact size, and durable construction make it a valuable addition to any security setup.