The CCM664SR is a dual, two-way ceiling speaker combining two offset tweeters and a twin voice coil bass/midrange driver to allow either for a combined stereo signal from one speaker, or for rear-channel surround sound.
Like the CCM663SR, this is a dual, two-way ceiling speaker combining two offset tweeters and a twin voice coil bass/midrange driver to allow either for a combined stereo signal from one speaker, or for rear-channel surround sound. This speaker features a 150mm (6in) woven glass fibre cone bass/midrange driver and soft dome tweeters, as well as a two-position stereo/surround switch to instantly change between modes.
| Description | 2-way dual channel in-ceiling system |
| Drive Units | 2x ø20mm (1in) soft dome tweeter 1x ø150mm (6in) black glassfibre cone bass/midrange |
| Frequency Range (-6dB) | 48Hz - 30kHz |
| Recommended Amp Power | 25 - 80w (per channel) |
| Sensitivity SPL (2.83V, 1m) | 82dB (per channel) 88dB (both channels driven) |
| Impedance Nominal (min) | 8Ω (4Ω) (per channel) |
| 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 |
A high-performance, in-ceiling surround speaker that’s ideal for the surround sound channel in a home theatre set-up, or for bringing stereo sound to rooms where space is limited.
The CCM664 features an adjustable, tilt-offset 25mm (1in) soft dome tweeter, and a 150mm (6in) woven glassfibre bass/midrange driver.