Bowers & Wilkins CCM7.5 s2
Designed for down-firing, in-ceiling use, CCM7.5 S2 can be used as the left, centre, right and rear-channel rear speakers in a discreet home cinema system. It features a 25mm (1in) Carbon Dome tweeter and a 180mm (7in) Continuum cone mid/ bass cone angled to the mounting surface to ensure you hear the correct balance of sound.
Technical features Carbon Dome tweeter
Continuum mid/bass
Description 2-way in-ceiling system
Drive units 1x ø25mm (1in) Carbon Dome high-frequency
1x ø180mm (7in) Continuum cone mid/bass
Frequency range (-6dB) -6dB at 25Hz - 33kHz
Frequency Response -3dB 32Hz - 28kHz ±3dB
Sensitivity 90dB spl (2.83Vrms, 1m)
Harmonic distortion 2nd and 3rd harmonics (90dB, 1m)
<1% 70Hz - 33kHz
<0.5% 100Hz - 28kHz
Nominal impedance 8Ω (minimum 4.8Ω)
Recommended amplifier power 25W - 150W into 8Ω on unclipped programme
Frame diameter 290mm (11.4in)
Depth (behind surface) 128mm (5in)
Cut-out diameter 254mm (10in)
Protrusion 8.5mm (0.33in)
PMK PMK C8
Back box BB 6C
Square grille option GR68SQ
Net weight 3.1kg (6.83 lb)
Finishes Grille: White
