Sold and Priced as Pair 16 Watt Internal Transformer Input Via 2 Pole Terminal Strip Lightweight Construction Makes Use of Additional Support in Drywall Ceilings Unnecessary Low Profile Plastic Enclosure Press-Fit Grille Blends Perfectly into Contemporary Architecture Tile Bridge Included Tuned & Ported Design for Extended Bass Response Speaker Type: Single Cone Sensitivity: 87db Average Frequency Response: 100hz - 12khz Dispersion: 130° Certified To Safety Listing UL 1480