Valcom's VIP-480L IP One-Way FlexHorn is a compact horn designed for areas with low ceilings, and low-to-moderate noise environments. The VIP-480L is water-proof, which provides protection for settings such as car washes, operating rooms and food processing plants. It is also an ideal solution for gymnasiums, prisons, subway and train stations, parking garages. It gives you the flexibility to be mounted in a variety of ways.