AI Overview+3 The Yamaha NS-SW200 subwoofer has an 8-inch (20 cm) cone driver, 130W output power, and a 28–200 Hz frequency response. It features Advanced YST II, a Twisted Flare Port for clear bass, a built-in high-efficiency amplifier, and dimensions of \(290\times 306\times 351\) mm (W x H x D)