The Atlas Soundolier PA speaker model AP-15 is a grey 8 Ohm 15 watt speaker that works great for various business and industrial applications. Made in the United States, this PA speaker from Atlas Sound is designed to provide clear and powerful sound for public address systems or audio setups. With its reliable brand reputation and high-quality construction, the AP-15 model is a versatile and dependable choice for amplifying sound in professional settings.