For screen reader problems with this website, please call815-729-10508 1 5 7 2 9 1 0 5 0Standard carrier rates apply to texts.

Now Hiring! Call for Details

KEF Ci100QS In-Ceiling Speaker

Model #: Ci100QS
At a Glance

KEF Ci100QS In-Ceiling Speaker with 4 ohms nominal impedance and 3kHz crossover

Call for Best Price
$99,999.00Save $NaN

Get to know this product.

The KEF Ci100QS - quality that is quite literally out of sight! Purpose-built for flush mounting into walls and ceilings, the Ci100QS delivers KEF's renowned audio quality as unobtrusively as possible. Part of our Soundlight Series of unobtrusive architectural speakers, the Ci100QS is diminutive in size but not in performance!

The popular Soundlight Series is yet another major innovation form KEF. When installed, Soundlight speakers are so tiny that they blend in with halogen light fixtures yet will amaze you with their astonishing performance, thanks to KEF's patented Uni-Q's exceptionally wide dispersion.

Fast and Easy to Install

KEF's Ci loudspeaker design makes them so quick and easy to install that once the wire is run and the hole is cut in your wall or ceiling you can be listening to music in less than two minutes.


  • Cut-Out: 4.41”W x 4.41”H
  • Mounting Depth from Surface: 2.83” (without back can)
  • External: 5”W x 2.99”D x 5”H
Useful Documents




Crossover Type:3kHz


Sensitivity:88dB (2.83V/ 1m)

Misc. Specs

Product Weight1.4800
Depth (in.)2.99
Height (in.)5
Impedance4 Ohms
Number of Speakers1
WarningProposition 65 Warning for California Residents