15 EnType ..........................................................Advanced Yamaha Active Servo Technology IIDriver............................................................................................25 cm (10") cone wooferMagnetic shielding typeAmplifier Output (100 Hz, 5 ohms, 10% THD) .................................................... 250 WFrequency Response................................................................................... 20 Hz - 160 HzPower SupplyU.K. and Europe models ......................................................................AC 230 V, 50 HzAustralia model ....................................................................................AC 240 V, 50 HzChina model .........................................................................................AC 220 V, 50 HzAsia and General models .......................................... AC 110-120/220-240 V, 50/60 HzPower Consumption................................................................................................... 80 WStandby Power Consumption........................................................................0.3 W or lessDimensions (W × H × D)...................350 × 366 × 420 mm (13-3/4" × 14-3/8" × 16-1/2")Weight .....................................................................................................18.0 kg (39.7 lbs.)Type ..........................................................Advanced Yamaha Active Servo Technology IIDriver..............................................................................................20 cm (8") cone wooferMagnetic shielding typeAmplifier Output (100 Hz, 5 ohms, 10% THD) .................................................... 130 WFrequency Response................................................................................... 28 Hz - 200 HzPower SupplyU.K. and Europe models ......................................................................AC 230 V, 50 HzAustralia model ....................................................................................AC 240 V, 50 HzChina model .........................................................................................AC 220 V, 50 HzAsia and General models .......................................... AC 110-120/220-240 V, 50/60 HzPower Consumption................................................................................................... 67 WStandby Power Consumption........................................................................0.3 W or lessDimensions (W × H × D)......................... 290 × 306 × 351 mm (11-3/8" × 12" × 13-7/8")Weight .....................................................................................................11.2 kg (24.7 lbs.)Please note that all specifications are subject to change without notice.SPECIFICATIONSNS-SW300NS-SW200