The Matrix Audio mini-i Pro 4 is a compact all-in-one music streamer, DAC, preamplifier, and headphone amplifier designed for modern high-fidelity audio systems. Combining advanced streaming functionality with high-performance digital audio processing, the mini-i Pro 4 delivers exceptional versatility and refined sound quality in an elegant minimalist chassis.
Powered by the latest ESS ES9039Q2M DAC chip and Matrix Audio’s MA Player streaming platform, the mini-i Pro 4 supports high-resolution streaming services, local network playback, and a wide range of digital inputs. Its fully balanced headphone amplifier, touchscreen display, and premium internal design make it ideal for both desktop and full-size hi-fi systems.
The device supports Roon Ready, AirPlay 2, TIDAL Connect, Spotify Connect, DLNA/UPnP, and high-resolution PCM and DSD playback up to PCM 768kHz and DSD512. HDMI ARC connectivity also allows seamless TV integration for an upgraded entertainment experience.
Community impressions frequently praise its clean, detailed sound quality, strong headphone performance, elegant design, and versatile connectivity, particularly for desktop and compact hi-fi setups.
Key Features
- All-in-one streamer, DAC, preamp & headphone amplifier
- ESS ES9039Q2M high-resolution DAC
- Fully balanced headphone amplifier design
- 6.35mm & 4.4mm headphone outputs
- Roon Ready, AirPlay 2, Spotify Connect & TIDAL Connect
- HDMI ARC for TV integration
- PCM up to 768kHz & DSD512 support
- USB, optical, coaxial & analog inputs
- Gigabit Ethernet & dual-band Wi-Fi
- 3.46-inch touchscreen display
- Elegant compact aluminum chassis
