[. . . ] [. . . ] Advanced technology was employed to actively reduce the number of components in the crossover. q Technical highlights q Refinements in the enclosure give the DM series reduced in lower mid-band coloration and a dramatic improvement in transient response. q Advanced optimisation techniques employing modal analysis of the cabinet structure were a design feature of the enclosure in all four monitors. Drive Units 1 x 26mm dome/coil construction of special polymide material 1 x 150mm nominal piston dia and 26mm high temperature voice coil with critically impregnated composite short fibre cone Power Handling Dimensions 10W ­ 75W Height: 370mm Width: 220mm Depth: 210mm Finish American Walnut or Black Ash vinyl Frequency Response ± 3dB 80Hz to 20kHz Sensitivity 89dB (2. 83V, 1m) B&W Loudspeakers Ltd reserves the right to amend details of the specifications without notice in line with technical developments. [. . . ] [. . . ]