Definitive Technology ProMonitor 1000 Bookshelf Speaker (Single， Black)<div style="text-align: left;"><strong>[Product Information]</strong><ul><li><span class="a-list-item"> Single ProMonitor bookshelf speaker </span></li><li><span class="a-list-item"> Equipped with one 5.25-inch cast basket bass/midrange drivers coupled to one 5.25-inch pressure-driven planar low-frequency radiators </span></li><li><span class="a-list-item"> Frequency response: 47Hz - 30kHz </span></li><li><span class="a-list-item"> Equipped with one 1-inch pure aluminum dome tweeter </span></li><li><span class="a-list-item"> The high quality finish is available in gloss black or gloss white </span></li></ul></div><img src="http://ecx.images-amazon.com/images/I/41eWfKQCE7L.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/410bS7z5PQL.jpg" noproxy><img src="http://ecx.images-amazon.com/images/I/31fnikijoPL.jpg" noproxy>