Looks can be deceiving. Despite its slim dimensions, the 704 S2 floor-standing speaker has the commanding presence of a much larger speaker, thanks to advanced technologies such as a dedicated Continuum™ cone FST™ midrange.

Slim looks, big sound
With the 704 S2, music is a revelation, with details picked out in pin-sharp detail and with exceptional realism.
Sharper detail
Carbon Dome tweeters are a brand new technology purpose-built for the 700 Series. Delivering a dramatic improvement on the aluminium double dome tweeter, they raise the breakup threshold to 47kHz, for pinpoint imaging accuracy and detail.
Premium-grade 3-way floorstanding speaker from
B&WFeatures a 1” Decoupled Carbon Dome tweeter for immense clarity
Incorporates a 5” Continuum cone FST driver for articulate & detailed midrange
Sports 2 x 5” Aerofoil Profile woofers for a deep bass response
Optimum crossover tuning for amazing power, loudness & clarity
Minimal & classy aesthetics that emanates a high-end appeal
Inspired by technologies found in B&W's flagship & iconic speakers
Timbre-matched with speakers from the B&W 700 series

Specifications
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Size & weight
Dimensions |
Height: 925mm (36.4 in) cabinet only 959mm (37.8 in) including plinth Width: 165mm (6.5 in) cabinet only 252mm (9.9 in) including plinth Depth: 255mm (10in) cabinet only 277mm (10.9 in) including grille and terminals 298mm (11.7 in) including plinth |
Net weight |
18.5kg (41 lb) |
Technical details
Technical features |
Decoupled Carbon Dome tweeter Continuum™ cone FST™ midrange Decoupled midrange Aerofoil™ Profile bass cones Flowport™ |
Description |
3-way vented-box system |
Drive units |
1x ø25mm (1 in) Decoupled Carbon Dome high-frequency 1x ø130mm (5 in) Continuum cone FST midrange 2x ø130mm (5 in) Aerofoil profile bass |
Frequency range |
-6dB at 43Hz and 33kHz |
Frequency response |
48Hz - 28kHz ±3dB |
Sensitivity |
88dB spl (2.83Vrms, 1m) |
Harmonic distortion |
2nd and 3rd harmonics (90dB, 1m) <1% 100Hz - 22kHz <0.5% 300Hz - 20kHz |
Nominal impedance |
8Ω (minimum 3.1Ω) |
Recommended amplifier power |
30W - 150W into 8Ω on unclipped programme |