Yamaha NS-SW500 - subwoofer

Yamaha's proprietary A-YST II (Advanced Yamaha Active Servo Technology II) delivers big-speaker bass from a compact cabinet. It's the reality and richness of real bass - bass you can feel as well as hear.Yamaha's uncompromising dedication to sound quality finds expression in each and every part used in the NS-SW500, all carefully selected for optimal performance.The unique port design strictly controls airflow during bass reproduction. This minimizes annoying "breathing" sounds and further enhances the sensation of speed and clarity provided by the A-YST II system. The result is high-quality bass, well delineated and without even a trace of muddiness.