Coaxial Speaker assembly with speaker, amplifier and volume control mounted in 2" x 2" grille with integral back box. Used for high fidelity music and voice reproduction. The speaker/amplifier assembly features an 8" speaker with a 3" tweeter, a steel grille with white baked enamel finish and a 6 watt high fidelity amplifier. A screw driver adjustable volume control is accessible through the perforated grille. ASTM E84.