7Big Speaker Sound Without The Big Speaker Whether you're looking for your first home theater sub/sat system or want to upgrade to more performance, you're in for a big surprise in a small, compact package from Polk Audio. The predecessor to Blackstone TL, our RM series, was always about "Big Speaker Sound Without The Big Speaker." Blackstone TL represents a significant leap forward, delivering an astonishing home theater performance never before heard in compact loudspeakers.

Product Features

• Time Lens Technology-The acoustic centers of the tweeter and mid-bass driver are located in the same plane for superior imaging
• PowerPort a patented Polk technology, extends the low frequency mid-bass driver response as it decreases air turbulence,
• 3/4" Silk Dome Tweeters for crisp, clear imaging and smooth response that's never tiring.
• 3 1/4" Composite Injection Molded Cones With Dynamic Balance Driver Technology
• Downward Firing Powered Subwoofer. A compact vented enclosure with an 8" long-throw Dynamic Balance poly composite driver.
• Eliminates "port noise" and bass output losses up to 3 dB.

Technical Details

• Depth: 5.25 inches
• Height: 0.5 inches
• Width: 0.33 inches

One-Year Manufacturer's Warranty