Yamaha NS SW050 subwoofer

This compact subwoofer incorporates a number of Yamaha advanced, high-performance bass technologies, such as Twisted Flare Port, Advanced YST II (Yamaha Active Servo Technology II) with discrete amp circuitry and a high-quality 8" woofer unit. The resulting bass response is powerfully rich and impactful. New Twisted Flare Port contributes to clear and tight bass Advanced YST II (Yamaha Active Servo Technology II) 8" cone woofer Stylish addition to any room SPECIFICATIONS: - Driver: 20 cm (8") cone - Daya Dinamis: 100W (5 ohms) - Output Power: 50W (100Hz, 5 ohms, 10% THD) - Respons Frequency: 28-200Hz - Advanced YST: Yes - Twisted Flaer Port: Yes - Dimensions (W x H x D) in mm: 291 x 292 x 341