Yamaha YST-SW325 Advanced YST II and QD-Base Subwoofer

The Yamaha Advanced YST II and QD-Base Subwoofer is an outstanding combination of power, depth and clarity. The QD-Bass(Quatre Dispersion) and high-efficiency amplifier delivers bass you can feel, while the BASS (Bass Action Selector System) will make both albums and movies Sound their best. When it comes to delivering rich, accurate lower bass responses for your Stereo or Home-theater system, you'll find this subwoofer to be an outstanding performer. QD-Base Technology allows free placement, extraordinary power and smooth freq. response, with reduced resonance between sound waves reflected from the floor Advanced YST II for hard-hitting, deeper bass PWM Digital drive high-efficiency amplifier for stable power Output and extremely low noise Distortion Linear Port for smoother bass response and minimal extraneous noise BASS function switches between Movie and Music modes, for optimal Frequency response in either case 8" multi-range Driver Output: 150 Watts Frequency Response: 25 to 180 Hz Auto Standby with Sensitivity Selector Wood Finish cabinet Color: Black Dimensions(WxHxD): 12-3/8" x 14-15/16" x 14-3/4" Weight: 28.7 lbs.