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Sonance Commercial Series 6.5 " In Ceiling Round Black Speakers - CM660

Abt Model: CM660 | UPC Code: 041093400728
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Sonance - CM660 - In-Ceiling Speakers
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Product Details

Sonance Commercial Series 6.5" In Ceiling Round Black Speakers, Model CM660 (Sold As Pair)

Designed for commercial/professional installations, each Commercial Series CM660 speaker features 70/100-volt or 8-ohm operation and has wide dispersion. This model offers the highest fidelity for applications such as foreground music, public address and paging in airports, hotels, boardrooms, cruise ships, casinos, convention centers, restaurants, offices, houses of worship or retail stores.


  • Tweeter 3/4" (19mm) pivoting cloth dome
  • Woofer 6 1/2" (165mm) polypropylene cone with a rubber surround
  • Frequency Range 65Hz - 20kHz (-10dB)
  • Nominal Sensitivity 89dB (2.83V/1 meter)
  • Nominal Coverage Angle 120 conical
  • Directivity Factor 5.9 averaged from 500Hz - 4kHz
  • Directivity Index 4.6 averaged from 500Hz - 4kHz
  • Transformer Taps
    • Primary voltage: 70V, 100V
    • Primary taps (70V): 7.5W, 15W, 30W, 60W
    • Primary taps (100V): 15W, 30W, 60W
    • 8-ohm bypass
  • Power Handling 140 watts maximum program power; 70 watts continuous pink noise
  • Enclosure Type Deep-drawn steel back can
  • Baffle Material ABS (meets UL94V-0 fire rating)
  • Grille Paintable weather resistant aluminum
  • Input Termination Locking removable quick-connect with 2 input terminals and 2 loop through terminals
  • Certifications UL-1480, CE
  • Included Accessories
    • C-support plate
    • 2 international compatible tile support rails
    • cutout template
    • paint plug
    • removable quick-connect wire terminator

Approximate Dimensions

  • Diameter: 9.75"
  • Depth: 7.5"

Approximate Weight

  • Unit: 8 lbs each
  • Shipping: 19 lbs pair
ConnectivityScrew Terminal
Frequency Response65Hz - 20kHz (-10dB)
Enclosure MaterialDeep-Drawn Steel Back Can
Impedance8 Ohms
Power140W maximum program power; 70W continuous pink noise
Speaker Design2-Way
Speaker TypeIn-Ceiling
Tweeter Size (inches)0.75
Woofer Size (inches)6.5
Height (inches)9.75
Width (inches)9.75
Depth (inches)7.5
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