The B&W 603 S3 Floor Stand Speaker...

...Room-filling scale and authority come courtesy of two bass drivers, while improved terminals and enhanced drive unit positioning make 603 S3 the most sophisticated affordable tower speaker we've ever made

Bowers & Wilkins - 603 S3 - Printable Information Sheet

B&W 603 S3 Speaker Specifics:

• 3-way vented-box system with Flowport
• Decoupled Double Dome Titanium Tweeter
• Continuum cone FST midrange
• Paper bass cones
• 1x 25mm (1 in) Titanium Double Dome high-frequency
• 1x 150mm (6 in) Continuum cone FST mid range
• 2x 165mm (6.5 in) Paper bass
• Frequency range: -6dB at 28Hz to 33kHz
• Frequency response: 46Hz - 28kHz +/- 3dB
• Sensitivity: 90dB spl (2.83V, 1m)
• Harmonic distortion: 2nd and 3rd harmonics (90dB, 1m)
  <1% 100Hz - 22kHz
  <0.5% 350Hz - 12kHz
• Nominal impedance:8ohms (minimum 3ohms)
• Recommended amplifier power: 30W - 200W into 8ohms on unclipped programme

Dimensions
Height: 985mm cabinet only or 1020mm with plinth
Width: 190mm cabinet only or 260mm with plinth
Depth: 340mm or 402mm with plinth

Net weight
27.5 kg

Cabinet finishes
Black, White, Oak, Red Cherry

Grille finishes