Definitive Technology D7 High Performance Demand Series Bookshelf Speakers | New and Unique Tweeter Design | Acoustically Transparent Magnetic Grille | Pair, Premium Piano Black

hello this is Mark Henninger from AVS forum and today i'm reviewing definitive technologies demand d7 bookshelf speakers the entry point to definitive zni demand series the d7 is a 2 way design featuring magnetic grilles and four and a half inch polypropylene balanced double surround system woofers as well as one inch aluminum dome tweeters definitive technology specifies the frequency response of the d7 speakers as sixty seven Hertz to twenty one kilohertz plus or minus three decibels the sensitivity of these eight ohm speakers is spectat 85 decibels and definitive technology says they can handle up to 125 watts of power here you can see the duals surround on the woofer these speakers are mirror images of each other and feature offset tweeters that are mounted in recessed wave guides that also feature acoustic lenses each d7 measures nine point seven five inches high by five point five