TOA's CS-304 constant directivity horn has been designed for outdoor use, with a wide range horn that can provide background music or paging announcements. The CS-304 features a 30 watt speaker and a rotary impedance selector switch which allows external changes in impedance after installation. In addition the CS-304 features stainless steel hardware and is constructed of a lightweight, impact resistant ABS resin that conforms to the IP-65 Standard for weatherproof characteristics.

• Constant directivity horn has been designed for outdoor use