Designed and engineered at our world-famous Acoustic Engineering Center of Excellence in Northridge, California, the Stage 250B is largest bookshelf loudspeaker of the JBL Stage Series. It provides impressive performance from a small footprint. The 250B's are versatile enough to be used as main speakers or surrounds. This loudspeaker features a 2-way design with Next Generation patented High-Definition Imaging (HDI™) waveguide geometry, 1-inch (25mm) Anodized Aluminum dome tweeter, and a 5.25-inch (130mm) Polycellulose ribbed cone woofer that provides deep, signature JBL bass.(PAIR)