iFi UNO

The iFi UNO is a compact USB DAC and headphone amplifier designed to improve the sound of music, movies, games, and everyday digital entertainment. Its ESS DAC supports PCM up to 32-bit/384kHz, native DSD256, DXD, and MQA, providing a simple high-resolution audio upgrade for computers and compatible USB sources. Three selectable analogue EQ modes tailor the sound for Music, Movies, or Gaming, while PowerMatch adjusts gain to suit different headphones. A 3.5mm S-Balanced headphone output delivers up to 211mW at 32Ω, and rear RCA outputs allow the UNO to connect to an amplifier or powered speakers. Powered directly through USB-C and measuring just 88 × 81 × 26mm, the UNO provides an easy, space-saving way to upgrade desktop audio. Key Features ESS Hi-Res DAC — Supports PCM up to 32-bit/384kHz, DSD256, DXD, and MQA. Music, Movie & Game Modes — Selectable analogue EQ modes optimize sound for different entertainment. 211mW Headphone Output — Provides up to 211mW at 32Ω. PowerMatch — Adjusts gain for different headphone requirements. 3.5mm S-Balanced Output — Provides low-noise headphone connectivity. RCA Line Outputs — Connects to amplifiers or powered speakers. USB-C Powered — Carries digital audio and power through a single connection. Compact Desktop Design — Measures just 88 × 81 × 26mm and weighs 92g. Connectivity & Compatibility Input USB-C — Audio & power Outputs 3.5mm S-Balanced headphone Stereo RCA line output Supported Audio PCM up to 32-bit/384kHz DSD256 DXD 384kHz MQA Compatible With Windows PCs Mac computers Compatible smartphones and tablets Headphones and IEMs Amplifiers and powered speakers