B & W 607 S3 Bookshelf Speaker

B & W 600 Series 2-way Loudspeaker; 1x1" aluminium dome high-frequency; 1x5" Continuum cone bass / midrange; Freq Res - 52Hz - 28kHz; Sensitivity - 84dB; THD - 1% 110Hz - 22kHz & 0.5% 180Hz - 20kHz; Nominal impedance - 8Ω; Power - 30W - 100W; HxWxD - 11.81" x 6.5" x 9"; 4.7kg.