This Acoustic Audio 5.1 surround sound speaker system includes four PSS-82 bookshelf speakers,one PSC-32 center channel, and one PSW-15 15" home theater powered sub. This system delivers rich, detailed sound which makes it a great choice for music and movie lovers alike. Use these speakers in a stereo setup to enjoy pinpoint imaging and a wide soundstage from your favorite tunes. Or, if movies are your thing, you can use it as part of a home theater system for dynamic and enveloping surround sound. The speakers provide precise, powerful sound across the entire audible spectrum. The digitally tuned speaker enclosures fight internal vibrations that can compromise performance and a black ash wood veneer finish gives these speakers a warm, refined look, making it an attractive addition to just about any room. All of the speakers in Acoustic Audio's PS series line are voice-matched, making it easy to enjoy a complete system to fit your needs and budget.