The KEF Ci3160REFM-THX is a world-class in-wall speaker, meticulously handcrafted by KEF engineers in Maidstone, UK. It adheres to the benchmark standards of KEF’s Reference Series and meets the THX® Certified Ultra performance class—ensuring cinematic-grade sound in large home theatres and spacious living areas. With dual 160mm (6.5”) bass drivers and KEF’s 12th-generation Uni-Q® driver array enhanced by Metamaterial Absorption Technology (MAT™), the Ci3160REFM-THX delivers deep, articulate bass down to 35Hz and crisp, distortion-free highs. Engineered to integrate discreetly into any wall, it pairs acoustic excellence with elegant design. From the machined aluminium baffle to the magnetic grille system, every detail is optimized for performance and aesthetic harmony.
Features:
THX® Certified Ultra for superior audio in large home theatres
KEF’s 12th-generation Uni-Q® driver array with MAT™ for wide dispersion and pure highs
Two powerful 160mm (6.5”) bass drivers for accurate, deep bass
CNC-machined 11mm aluminium baffle to suppress vibrations
Hand-built in the UK for ultimate quality assurance
Paintable magnetic metal grille and optional black cloth grille for seamless room integration
Available in Aluminium Black/Grey with hairline finish
Specifications:
| Feature | Details |
|---|---|
| Design | In-wall three-way closed-box with rear enclosure |
| Drive Units | LF: 2 x 160mm (6.5″) MF: 125mm (5.25″) Uni-Q® HF: 25mm (1″) aluminium dome with MAT™ |
| Frequency Response (±6dB) | 40Hz – 28kHz |
| Frequency Range (-10dB) | 32Hz – 45kHz |
| Crossover Frequencies | 600Hz, 3000Hz |
| Sensitivity (2.83V/1m) | 89dB |
| Nominal Impedance | 4 Ω |
| Recommended Amplifier Power | 50 – 350W |
| Recommended High-pass Filter | 35Hz – 80Hz |
| Maximum SPL | 110dB |
| Nominal Coverage (degrees) | 150° |
| Product Dimensions (H x W x D) | 680 x 230 x 105.7 mm (26.77 x 9.06 x 4.16 in.) |
| Cut-out Dimensions (H x W) | 660 x 209 mm (25.98 x 8.23 in.) |
| Mounting Depth From Surface | 99 mm (3.9 in.) |
| Net Weight | 13.6 kg (29.92 lbs.) |
| Ideal Rear Volume | 60 litres |
| Minimum Rear Volume | 30 litres |
| Maximum Wall Thickness | 40 mm (1.58 in.) |
| Minimum Wall Thickness | 6 mm (0.24 in.) |
| Certification | THX® Certified Ultra |
| Optional Accessories | Rough-In Frame RIF3160L |
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