Specifications
Description: 2-way in-ceiling system
Drive Units: 1x ø25mm (1in) soft dome tweeter
1x ø150mm (6in) black glassfibre cone bass/midrange
Frequency Range (-6dB): 45Hz – 35kHz
Recommended Amp Power: 25 – 130w
Sensitivity SPL (2.83V, 1m):87dB
Impedance Nominal (min):8Ω (4.5Ω)
Frame diameter:240mm (9.5in)
Cut-out diameter:202mm (8in)
Depth behind surface: 133mm (5.2in)
Protrusion:4mm (0.2in)
Pre-mount Kit: C6
Back Box: 6C
Package Contents: Bowers & Wilkins Two-Way In-Ceiling Speaker CCM664, 2Pcs; x2 Grilles (Square grilles not included); x1 aperture template; Manual.