iFi Audio Uno
iFi Audio Uno

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Description
Description
iFi Audio Uno – Compact USB-C DAC & Headphone Amplifier
Give your desktop audio a noticeable upgrade with the Uno—a sleek, pocket-sized DAC/headphone amp featuring a high-performance ESS Sabre converter, analogue gain adjustment, and EQ modes tailored for music, movies, or gaming. It powers up via USB-C and delivers effortless, detailed sound for headphones or powered speakers.
Key Features
- ESS ES9219 Sabre DAC: Supports PCM up to 384 kHz, native DSD256, DXD, and MQA playback with high precision and minimal distortion.
- Mode-based EQ: Easily switch between Music (for richness), Movie (for dialogue clarity), and Game (for immersive effects).
- Analogue PowerMatch gain control: Optimize output for sensitive in-ears or demanding headphones.
- S-Balanced headphone output: Noise-reducing design for cleaner audio with common 3.5 mm headphones.
- Gold-plated RCA line output: Function as a preamp for powered speakers or connect to an external amp.
- Dynamic Range Enhancement & filters: Adjustable via front-panel controls for sound tailored to your taste.
Customer Benefits
Enjoy richer music, clearer dialogue, and immersive gameplay with a single, elegant device. Whether on headphones or speakers, the Uno injects clarity and warmth into your audio—with no external power, just plug-and-play on your desktop or laptop.
Quick Specs
- Formats: PCM 384 kHz, DSD256, DXD, MQA
- Headphone Output: ≥211 mW @ 32 Ω; 39 mW @ 300 Ω; output impedance <1 Ω
- Line Output: RCA, gold-plated
- Controls: Analogue volume knob, PowerMatch gain, EQ modes, filter selection
- Input: USB-C (5 V / 0.5 A, no external power needed)
- Dimensions: 8.8 × 8.1 × 2.6 cm
- Weight: ~92 g
- Frequency Response: 10 Hz–80 kHz (–0.5 dB)
- THD+N: ≤ 0.02 % (headphones), D/A ≤ 0.03 %
- SNR / Dynamic Range: ≥ 113 dBA / ≥ 115 dB
What’s in the Box
- 1 × iFi Audio Uno unit
- USB-A to USB-C cable
Use Cases / Ideal For
Great for desktop users wanting better-than-average sound, casual gamers needing sharper audio cues, or movie lovers craving improved dialogue clarity—all without extra power bricks or complicated setup.
Compatibility
Works seamlessly with Windows and macOS via USB-C (class-compliant drivers). Supports high-resolution audio playback and MQA via apps like Tidal, Roon, and others.
Pros & Cons
✅ Pros:
- Surprisingly powerful amp in a tiny form factor
- Tailored sound modes for everyday listening scenarios
- Pass-through RCA output offers preamp flexibility
⚠️ Cons:
- Lightweight design may slide if jostled frequently
- EQ modes are basic—no app control for fine tuning
The iFi Audio Uno is a smart, powerful little DAC/amp that brings audiophile-quality sound to everyday listening—clearer, richer, and effortlessly.