Pioneer Series 3 Speaker Systems

Product Details:

• High linearity port structure for deep and clear low frequency sound. (SS-31-LR-K/QL)
• ABD and AFAST Technology (Patent pending) for standing wave control. (S-31-LR-K/QL)
• Flush-surface design and round form enclosure for aesthetics.
• Phase Control design for a dramatic improvement in multi-channel sound quality.
• 150 W (RMS) subwoofer for deep bass. (S-51W)