The UST Mini SD is a compact, high-performance siren system designed for emergency vehicles and ideal for those with limited space. Featuring the newly improved WD-101 speaker driver, the kit delivers powerful, clear sound while maintaining a lightweight and flexible installation. The durable PVC tubing and innovative flare tube ensure optimal sound projection and easy fitting in modern, compact engine bays. Ideal for police, fire, and ambulance applications, this UST Mini SD siren speaker kit provides a reliable warning system in high-pressure environments.
