The 700 S3 Signature flagship centre-channel speaker deserves to sit front and centre in a top flight Bowers & Wilkins home cinema. The improvements found across the S3 700 Signature speakers are accounted for, but as arguably the most important speaker in a cinema - this is where to focus when specifying a true Signature 700 listening experience.

The HTM71 S3 Signature is a first-of-its-kind 700 Series Signature centre channel speaker, bringing even more clarity and detail to your favourite movies and music.

At a Glance

Model: Bowers & Wilkins HTM71 S3 Signature
Type: Signature edition 700 Series centre channel speaker
Sold as: Each (price is per unit)
Available Finishes: Midnight Blue Metallic, Datuk Gloss

Crafted

We are inventors, pioneers and innovators, continuously developing technologies and products that raise the bar for audio excellence. Bowers & Wilkins engineers craft our 700 Series Signature models with the same care and precision that all our category-defining audio systems are renowned for. The results, however, are unique.

Honed

Built on the foundations of our most advanced technologies, we carefully optimize our 700 Series Signature models to reflect the latest developments in audio excellence. The small details can make the biggest difference – and these are the ones we pay close attention to fine-tuning.

Perfected

We’re passionate about providing the best, truest listening experience we can. Our 700 Series Signature models draw from this lifelong goal and offer a pinnacle in performance and design. We’ve evolved these loudspeakers to optimum heights. This is the best of our best.

Size & weight
Net weight	18.50 kg (40.8 lbs)
Dimensions	Height: 165mm cabinet only 233mm including tweeter Width: 628mm cabinet only Depth: 318mm cabinet only 356mm including grille and terminals
Technical details
Drive units	1x ø25mm (1in) Decoupled Carbon Dome high-frequency 1x ø130mm (5in) Continuum cone FST midrange 2x ø130mm (5in) Aerofoil Profile bass
Frequency range	-6dB 45Hz - 33kHz
Frequency response	50Hz - 28kHz ±3dB
Harmonic distortion	2nd and 3rd harmonics (90dB, 1m on axis) <1% 90Hz - 22kHz <0.5% 120Hz - 20kHz
Nominal impedance	8Ω (minimum 3.1Ω)
Recommended amplifier power	30W - 200W into 8Ω on unclipped programme
Sensitivity	89dB spl (2.83Vrms, 1m)
Technical features	Decoupled Carbon Dome tweeter Solid Body Tweeter-on-Top Continuum™ cone FST™ midrange Aerofoil™ Profile bass cones Flowport™
Description	3-way vented-box system
Max recommended cable impedance	0.1Ω

Key Specifications

3-way vented centre speaker : rear ported
1 x 130mm Continuum FST midrange / 2 x 130mm Aerofoil Profile bass / 1 x 25mm solid body Tweeter-on-top Decoupled Carbon dome
50Hz - 28kHz / 8 Ω nominal (3.0 Ω minimum) / 89dB / 30 - 200W power handling – 628 x 233 x 356mm (W/H/D)