Vann's offers the Yamaha YSP-1100 Digital Sound Projector in Black (pictured) for $499.88. With about $31 for shipping, that's the lowest total price we could find by $54, outside of the price below. This variation on a sound bar is designed to accompany smaller flat-panel displays and features 120 watts of power into 42 sound drivers.

Of note, B&H Photo-Video has it in Silver for $495 plus around $35 for shipping.