The KEF Reference 1 Meta is a flagship bookshelf loudspeaker from KEF’s prestigious Reference Series Meta, engineered to bring reference‑level performance to compact high‑end audio systems. It combines decades of acoustic innovation with advanced 12th‑generation Uni‑Q® driver array technology enhanced by Metamaterial Absorption Technology (MAT™), which absorbs unwanted sound waves to reduce distortion and improve high‑frequency clarity. Designed as a sophisticated three‑way bass‑reflex system, the Reference 1 Meta uses a large 165 mm bass driver alongside a precision midrange and tweeter to deliver deep, controlled bass, natural midrange, and detailed highs — all from a relatively compact enclosure. Handcrafted in the UK with premium materials and meticulous fit‑and‑finish, this speaker is suited to both serious two‑channel music setups and high‑end home theatre systems requiring articulate imaging and expansive soundstage performance. With a dynamic frequency response, high output capability, and elegant aesthetics in multiple finishes, the Reference 1 Meta represents the pinnacle of KEF’s passive loudspeaker design.
Features
- 12th‑Generation Uni‑Q® Driver Array with MAT™: Co‑axial midrange and tweeter with metamaterial absorption delivers wide, natural dispersion and low distortion.
- Three‑Way Bass Reflex Design: Separate bass, midrange, and high‑frequency units provide balanced full‑range performance.
- Large Bass Driver: 165 mm (6.5 in) woofer extends deep, controlled low frequencies for room‑filling sound.
- Dynamic Frequency Response: Covers deep lows to extended highs for rich, immersive audio.
- Handcrafted in the UK: Premium build quality, cabinetry, and finishes.
Specifications:
| Specification | Details |
|---|---|
| Design | Three‑way bass reflex |
| Drive Units | Uni‑Q® Driver Array: • HF: 25 mm (1 in.) aluminium dome with MAT™ • MF: 125 mm (5 in.) aluminium cone Bass Unit: LF 165 mm (6.5 in.) aluminium cone |
| Crossover Frequency | 450 Hz, 2.1 kHz |
| Frequency Range (-6 dB) | Short port: 40 Hz – 45 kHz Long port: 37 Hz – 45 kHz |
| Typical In‑Room Bass (-6 dB) | 30 Hz |
| Frequency Response (±3 dB) | 45 Hz – 35 kHz |
| Amplifier Requirements | 50 – 200 W |
| Sensitivity (2.83 V/1 m) | 85 dB |
| Harmonic Distortion (90 dB, 1 m) | <0.5 % 40 Hz – 100 kHz <0.2 % 200 Hz – 2 kHz <0.1 % 2 kHz – 20 kHz |
| Maximum Output | 111 dB (peak SPL at 1 m, pink noise) |
| Nominal Impedance | 4 Ω (min. 3.2 Ω) |
| Weight (each) | 18.2 kg (40.1 lbs) |
| Dimensions (H × W × D) | 440 × 205 × 422 mm (17.3 × 8.1 × 16.6 in) |
| Finishes | Satin Walnut/Silver, High‑Gloss White/Champagne, High‑Gloss White/Blue, High‑Gloss Black/Grey, High‑Gloss Black/Copper |
T2S5M1E99/40-BKM

















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