Subwoofer model: NS-SW901 made by Yamaha Japan

Category Speakers

Impressively 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 aluminum frame.
600W high performance digital amplifier built in.
Twin wooden Linear Ports.
Three Bass Modes (wide, normal and narrow).
Three memory presets.
Continuously variable high cut filter.
Full-function remote control unit.
Sleep timer.