Bowers & Wilkins DB1 Dual 12inch Aerofoil-cone drive Subwoofer (Used) Img_7512Bowers & Wilkins DB1 Dual 12inch Aerofoil-cone drive Subwoofer (Used) Img_7510Bowers & Wilkins DB1 Dual 12inch Aerofoil-cone drive Subwoofer (Used) Img_7511Bowers & Wilkins DB1 Dual 12inch Aerofoil-cone drive Subwoofer (Used) Img_7514Bowers & Wilkins DB1 Dual 12inch Aerofoil-cone drive Subwoofer (Used) Img_7513Bowers & Wilkins DB1 Dual 12inch Aerofoil-cone drive Subwoofer (Used) Img_7515