TOA SC series paging horn speakers provide intelligible voice paging and tone signaling for indoor and outdoor sound system applications. Fully weather-resistant for reliable operation in demanding environmental conditions. The SC Series are easy to install in wall, pole or ceiling-mount applications and include corrosion-resistant stainless-steel mounting hardware. The SC Series models are also designed for intercom talk-back applications requiring dual operation as both a microphone and speaker. Each model is a double re-entrant horn with compression driver for high sensitivity and a lightweight aluminum enclosure. The loud-speaker diaphragm is heat and moisture-resistant to prevent deformation and extend operation. The SC Series are also IP-65 standards compliant for dust and moisture-resistance with a wide operating temperature range from -4° F to 130° F. The SC Series Paging Horn Speakers are backed with a five-year warranty.