Bowers and Wilkins CM10 S2

The B & W CM10 S2 is like the CM6 bookshelf only this is a 3-way tower speaker.

Technical features Free-mounted Decoupled Double Dome aluminium tweeter
Kevlar® brand fibre cone FST midrange
Decoupled midrange and tweeter units
Tweeter on top
3-way vented-box system
Drive units 1x ø25mm (1 in) Decoupled Double Dome aluminium high-frequency
1x ø150mm (6 in) woven Kevlar® cone FST midrange
3x ø165mm (6.5 in) paper/Kevlar® cone bass
Frequency range 6dB at 28Hz and 50kHz
Frequency response 45Hz – 28kHz ±3dB
Dispersion Within 2dB of reference response
Sensitivity 90dB spl (2.83V, 1m)
Nominal impedance 8Ω (minimum 3.1Ω)
Crossover frequencies 350Hz, 4kHz
Recommended amplifier power 30W – 300W into 8Ω on unclipped programme
Max. recommended cable impedance 0,1 Ω
Dimensions Height: 990mm (39 in) cabinet only
1087mm (42.8 in) including tweeter and plinth but not feet
Width: 200mm (7.9 in) cabinet only
366mm (14.4 in) including plinth
Depth: 337mm (13.3 in) cabinet only
364mm (14.3 in) inc. grilles and term
Net weight 33.5kg (73.7 lb)

Focal Aria 948 floor standing speaker

The difference with the Aria 948 speakers is the use of bigger 8.25 inch drivers instead of the standard 6.5 inch ones.

Three-way bass-reflex floorstanding loudspeaker
Speaker drivers Two 81/4’’ (21cm) Flax bass
61/2’’ (16.5cm) Flax midrange
1’’ (25mm) Al/Mg TNF inverted dome tweeter
Frequency response (+/- 3dB) 37Hz – 28kHz
Low frequency point – 6dB 31Hz
Sensitivity (2.83V / 1m) 92.5dB
Nominal impedance 8 Ohms
Minimum impedance 2.5 Ohms
Recommended amplifier power 50 – 350W
Crossover frequency 280Hz / 2600Hz
Dimensions (H x W x D) 451/4 x145/8 x169/16″ (1150x371x420mm)
Weight 77lbs (35kg)

Focal Chorus 726 tower speaker

The Focal Chorus 726 is a 3-way tower speaker model instead of the 2-way design.

3-way bass reflex floorstanding loudspeaker
Drivers Two 61/2″ (16.5cm) Polyglass woofer
61/2″ (16.5cm) Polyglass midrange
1″ (25mm) TNV2 Al/Mg inverted dome tweeter
Frequency response (+/- 3dB) 49Hz – 28kHz
Low frequency point – 6dB 39Hz
Sensivity (2.83V / 1m) 91.5dB
Nom. impedance 8 Ohms
Minimum impedance 2.9 Ohms
Recommended amplifier power 40 – 250W
Crossover frequency 300Hz / 3000Hz
Dimensions (HxLxP) 382/2×83/4×131/2″ (990x222x343mm)
Net weight 51.7lbs (23.5kg