How much does this cost to the nearest dollar?

Polk Audio HTS 12 Powered Subwoofer with Power Port Technology | 12” Woofer, up to 400W Amp | For the Ultimate Home Theater Experience | Modern Sub that Fits in any Setting | Washed Black Walnut
The polk HTS 12 subwoofer enhances home theater and music listening experience with powerful deep bass. Its long-throw Dynamic Balance 12” driver, patented floor-firing Power Port design and a state-of-the-art 400W Class D amplifier deliver an extended bass impact while minimizing distortion. Easy to access controls for volume, low pass filter, and phase correction. Connect via LFE (unfiltered / low pass disabled) or stereo line level RCA inputs. Set power toggle to Auto on/off for fast and easy on/off power switching in

Price is $532.00
Price: $531.52