Definitive Technology UERA/Di 4.5R Round In-ceiling Speaker (Single)<div style="text-align: left;"><strong>[Product Information]</strong><br><ul><li>In-ceiling speaker</li><li>Simple conventional installation， no spackle work required</li><li>Latest generation balanced double surround system (BDSS) drivers for audiophile-grade sound quality</li><li>Pivoting pure aluminum dome tweeters</li><li>Axially aligned design ensures broad， balanced coverage area</li></ul></div><img src="http://ecx.images-amazon.com/images/I/51Dx-yi37WL.jpg" noproxy>