The KEF Ci160QR is a 6.5″ (160mm) round in-ceiling speaker from the KEF Ci Q Series, with a Uni-Q driver array placing a 19mm aluminium dome tweeter at the acoustic centre of the bass/midrange cone. A 38Hz-34kHz open-backed response and 10-125W amplifier range make it a versatile choice for living rooms, home cinema surrounds and commercial interiors.
160mm (6.5″) Uni-Q driver array with tweeter in the acoustic centre of the woofer
19mm (0.75″) aluminium dome tweeter with Tangerine waveguide
UTB Ultra Thin Bezel
Forward woofer mounting to reduce diffraction
Computer-optimised trim ring and special grille treatments
Gold-plated spring-loaded binding posts
Optional RIF160R rough-in frame
IP64 certified; weather-resistant, UV-protected ABS bezel and grille
Magnetic, paintable grille
| Model | Ci160QR |
| Type | 2-way round in-ceiling speaker |
| Nominal impedance | 8Ω |
| Sensitivity (2.83V @ 1m) | 89dB |
| Frequency response (±6dB, open-backed) | 38Hz – 34kHz |
| Crossover frequency | 3.0kHz |
| Drive units | LF: 160mm (6.5″) Uni-Q; HF: 19mm (0.75″) aluminium dome |
| Recommended amplifier power | 10 – 125W |
| External dimensions | Ø 234.6mm x 98mm deep |
| Cut-out diameter | 196mm |
| Mounting depth from surface | 91mm |
| Nominal coverage | 125° |
| Max SPL | 105dB |
| Recommended high-pass filter | 45Hz |
| Net weight | 2.05kg |
| Optional rear enclosure | RNC160R |
| Rear volume | 25L ideal / 15L minimum |
| Certification | IP64 |
| Optional rough-in frame | RIF160R |





