TOA's CS-154 constant directivity horn has been designed for outdoor use, with a wide range horn that can provide background music or paging announcements. The CS-154 features a 15 watt speaker and a rotary impedance selector switch which allows external changes in impedance after installation. In addition the CS-154 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