Bowers & Wilkins 805 D4 Signature Specifications

Type: 2-way stand-mount speaker
Tweeter: 1-inch (25mm) Diamond Dome Tweeter with Solid Body Tweeter-on-Top
Midrange/Bass Driver: 6.5-inch (165mm) Continuum™ Cone
Frequency Response: 34Hz – 35kHz (-6dB)
Sensitivity: 88dB (2.83V/1m)
Nominal Impedance: 8 Ohms (minimum 4.7 Ohms)
Recommended Amplifier Power: 50W – 120W into 8 Ohms
Crossover Frequency: 3.4kHz
Cabinet Design: Matrix™ Bracing for reduced resonances
Bass Port: Flowport™ technology for cleaner bass response
Dimensions (H x W x D):
With stand: 437mm x 240mm x 379mm (17.2″ x 9.4″ x 14.9″)
Weight: 15.55 kg (34.3 lbs) per speaker