In case we’re to arrange shelf speakers inside this value range as indicated by how great they look, we’d place the Polk S15 at the actual first spot on the list. They additionally accompany an attractive intro page. You can either utilize that or allow the drivers to stay uncovered. Likewise, with most home theatre shelf speakers, the Polk Signature Series S15 is upgraded for midrange and top of the line. The one-inch Terylene arch tweeters are confirmed for Hi-Res sound, and they can convey up to 40 kHz in recurrence for all-around itemized very good quality and smooth, clear high-recurrence sounds with a lot of assaults. The S15 shelf speakers include what the organization calls a “Force Port,” which is a port at the back over which there’s a plastic puzzle that spreads the bass frequencies in a more extensive way. The Power Port permits the S15 speaker to have a stronger bass than what you’d anticipate from sound gadgets of this size, all without being neither messy nor sloppy.