Yamaha NS-SW901 Subwoofer Piano Black | NS-SW901

Yamaha NS-SW901 Subwoofer Piano Black | NS-SW901Impressively deep bass output from a powerful subwoofer with a beautiful exterior.Advanced YST II (Yamaha Active Servo Technology II).25cm (10) F.B.P. (Fiber Blend Paper) diaphragm with diecast aluminium frame.600W high performance digital amplifire built in.Twin wooden Linear Ports.Heavy-duty construction.Three Bass Modes (wide, normal and narrow).Three memory presets.Continuously variable high cut filter.Full-function remote control unit.Sleep timer.