B&W VISION DS3 : B&W Loudspeakers Ltd. Made in Englang Freq Range : 40 Hz to 22 kHz ( -6 dB) Sensitivity : 90 dB Impedance : 4 OhmPower Handling : 95 W ( DIN ) 180 W ( Peak) B x H x T 24 x 67 x 25 Ohne Frontblende