18 EnEnglishType .... Advanced Yamaha Active Servo Technology IIDriver ...................................... 25 cm (10”) cone wooferMagnetic shielding typeAmplifier Output (100 Hz, 4 ohms, 10% T.H.D)............................................................................... 600 WFrequency Response ............................. 18 Hz - 160 HzPower SupplyU.S.A. and Canada models ............. AC 120 V, 60 HzU.K. and Europe models ................ AC 230 V, 50 HzAustralia model .............................. AC 240 V, 50 HzAsia and General models....................... AC 110/120/220/230-240 V, 50/60 HzKorea model ................................... AC 220 V, 60 HzChina model ................................... AC 220 V, 50 HzPower Consumption ........................................... 180 WStandby Power Consumption ............................. 0.5 WDimensions (W x H x D).......................................... 410 mm x 457 mm x 462 mm(16-1/8” x 18” x 18-1/4”)Weight .................................................. 32 kg (70.5 lbs.)Please note that all specifications are subject to changewithout notice.SPECIFICATIONS