Definitive Technology Demand D7 Bookshelf Speakers – Gloss Black £529.00 £300.00Save £229, Clearance, Last Pair Available To View In Store. Free Local Delivery In Stock Year Warranty View details » Definitive Technology Demand D7 Bookshelf Speakers - Gloss Black quantity Reserve Online Enquiry Form 5 Year Warranty Painted Piano Black Cabinet Extruded Aluminium Front Baffle Pair Bookshelf Speakers Recommended Amplification: 20-125W 1″ Annealed Aluminium Dome Tweeter with 20/20 Wave Alignment Lens Laterally Offset Tweeter Assembly 4.5″ Polypropylene BDSS (Balanced Double Surround System) Mid/Woofer Linear Response Waveguide Bass Port Nominal Impedance: 8 ohms Total Frequency Response: 57Hz – 24,000Hz Speaker Inputs: Pair Gold Plated Binding Posts Acoustically Transparent Black Magnetic Grilles Height: 24.77cm, Width: 13.97cm, Depth: 22.23cm Reserve Now