Definitive Technology SR9080 High-Performance Bipolar Surround Speaker - (single speaker)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> High-performance Bipolar surround speaker: 40 Hz - 30 kHz </span></li><li><span class="a-list-item"> Powerful L/R Bipolar speaker dispersion pattern for wider， more immersive surround sound </span></li><li><span class="a-list-item"> Easy to use and built for unobtrusive placement in any room </span></li><li><span class="a-list-item"> Iconic and visually powerful design features </span></li><li><span class="a-list-item"> Totally inert， resonance-free cabinet structure (Includes only a single speaker) </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41Z1qd2SMNL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/41PyrmzZxuL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/51OGCY62vXL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/01j8fR0sSeS.png" noproxy>