Specifications
Technical features: Carbon Dome tweeter
Continuum midrange
Aramid Fibre/Paper bass cones
Description: 2½-way in-wall system
Drive units: 1x ø25mm (1 in) Carbon Dome high-frequency
2x ø100mm (4 in) Continuum cone mid/bass
2x ø100mm (4 in) Aramid Fibre/Paper profile bass
Frequency range (-6dB): -6dB at 43Hz – 33kHz
Frequency Response: -3dB 45Hz – 28kHz ±3dB
Sensitivity: 86dB spl (2.83Vrms, 1m)
Harmonic distortion: 2nd and 3rd harmonics (90dB, 1m)
<1% 80Hz – 33kHz
<0.5% 120Hz – 33kHz
Nominal impedance: 8Ω (minimum 4.9Ω)
Recommended amplifier power: 25W – 150W into 8Ω on unclipped programme
Frame height: 625mm (24.6in)
Frame width: 175mm (6.9in)
Depth (behind surface): 92.5mm (3.64in)
Cut-out height: 597mm (23.5in)
Cut-out width: 147mm (5.8in)
Protrusion: 8mm (0.3in)
PMK: PMK CWMC7
Neto weight: 6.2kg
Package Contents: Bowers & Wilkins In-Wall Speaker CWM 7.4 S2, 1Pc; Grille, Manual.