YST-SW515

Powerful 270W Subwoofer with Advanced Technology for Top Class Sound Quality.

• QD-Bass (Quatre Dispersion Bass) Technology

• Advanced YST II (Yamaha Active Servo Technology II)

• PWM Digital Drive High Efficiency Amplifier

• Linear Port for Minimizing Extraneous Noise

• High 270W Dynamic Power

• BASS (Bass Action Selector System)

• 25cm (10”) Multi-Range Driver with Magnetic Shielding

• 20–160Hz Low Frequency Reproduction

• Auto Standby with Sensitivity Selector (HIGH, LOW and OFF)

• Low (0.5W) Standby Power Consumption