The flagship Bose speaker has been reengineered for unsurpassed acoustic performance, versatility, and durability. 8 special-design 4-1/2" full-range drivers and active EQ help reproduce vocals and musical instruments with improved smoothness and warmth—at low or high volumes, in large or small settings, indoors or outdoors. 240W/480W @ 8 ohms power handling. This package also includes a heavy-duty speaker stand and stand adapter.