QD-Bass (Quatre Dispersion Bass) Technology Advanced YST (Yamaha Active Servo Technology) Remote control unit Extremely efficient amplifier with 1,000W power and highly efficient power supply technology 30cm (12“) extra-long stroke driver with Dual-Bias System 16Hz ultra low frequency reproduction BASS (Bass Action Selection System) LFE (Low Frequency Effect) input HPF (High Pass Filter) Input Low (1W) standby power consumption
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