This is an Apos Certified product. That means it's refurbished, like new, eligible for our 45-day return policy, carries an Apos Certified One-Year Warranty, and ships from our US facility. Currently, Apos Certified products are only available to customers with a US shipping address. We appreciate your understanding as we aspire to expand our offerings to a broader audience in the future.

Your Gateway to Superior Streaming

Welcome to the world of Matrix Mini-i 4, a powerful music streamer that's much more than just a DAC. Bridging superior sound quality and a slew of innovative features, the Mini-i 4 stands out in the realm of digital audio devices.

A new breed of music streaming

Integrating an advanced digital audio/streaming playback system, the MA player, the Matrix Mini-i 4 supports a variety of network streaming protocols. Coupled with the MA Remote App, it opens the doors to an unlimited universe of online streaming music, offering you a high-fidelity listening experience unlike any other.

Premium sound matters

At the core of the Mini-i 4 is the ES9039Q2M D/A chip from ESS, an upgrade that brings superior audio processing to your ears. Thanks to finely tuned audio circuits, premium components, and an optimized circuit layout, it boasts an impressive SNR and extremely low distortion. The result? Unparalleled audio performance across all types of music.

All about user-friendliness

Streamlining your audio journey, the Mini-i 4 sports a 3.46-inch LCD touchscreen for easy operation. Information is displayed clearly, letting you fully immerse in the music. And with the MA Remote App and optional RM5 remote control, human-computer interaction has never been smoother.

MA player: control at your fingertips

Developed by Matrix Audio, the MA player offers a reliable control system for your Mini-i 4. This versatile player integrates Roon Ready (certification undergoing), DLNA/UPnP, AirPlay 2, Spotify Connect, and TIDAL Connect, enabling seamless high-resolution audio streaming in your network.

MA Remote App: command from your devices

The MA Remote App, a creation by Matrix Audio, lets you control your Mini-i 4 from your iPhone, iPad, or Android device. Browse and play high-resolution online audio from platforms like TIDAL, Qobuz, and HIGHRESAUDIO. Plus, you can adjust device settings, check for updates, and even install new firmware.

Effortless local music playback

Mini-i 4 is more than just an online streaming powerhouse—it also supports local music playback from USB storage devices and NAS. The built-in system categorizes your music files under "Library" in the MA Remote App, allowing for easy browsing and playback.

24×365 radio programs

From pop music to talk shows, enjoy a diverse range of internet radio programs thanks to vTuner and Radio Paradise support. Connect your Mini-i 4 to the Internet, launch the MA Remote App, and get ready for endless entertainment.

Quality assured with USB DAC

With a high-quality USB DAC onboard, the Mini-i 4 supports a variety of audio formats and sampling rate specs. Just choose the right USB cable to connect your device, and you're good to go.

Step up your TV audio game

The Mini-i 4 features an HDMI ARC input port for transmitting audio signals from your TV or projector. Now, you can enjoy clear, realistic audio while watching videos, offering a new layer to your TV experiences.

Wide-ranging S/PDIF input compatibility

Whether it's a PCM signal or DSD64 in DoP mode, the Mini-i 4's S/PDIF optical and coaxial input interfaces are up to the task, offering you a premium audio decoding experience.

Versatility at its finest

On top of digital audio input and streaming audio playback, the Mini-i 4 also boasts RCA analog input with three input gain levels. This allows you to customize the input gain to suit your device and personal preferences.

Gigabit Ethernet for smooth streaming

Equipped with a Gigabit Ethernet connection, the Mini-i 4 ensures a stable and fast transmission speed when playing high-resolution audio files on the network.

Product highlights

• Network streaming support with MA player and MA Remote App
• High-quality sound output with ES9039Q2M D/A chip
• User-friendly touchscreen interface and optional RM5 remote control
• High-res local and online music playback
• Versatile audio input and playback options
• Gigabit Ethernet for smooth network audio streaming

Specs

• CPU: Quad Cortex-A55 2.0GHz
• D/A chip: ES9039Q2M
• COAXIAL & OPTICAL: 
• PCM 16-24Bit /44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz
• DSD 2.8MHz (DoP)
• HDMI ARC: PCM 16-24Bit /44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz
• USB Audio
• PCM 16-24Bit /44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 352.8kHz, 384kHz, 705.6kHz, 768kHz
• MQA 16-24Bit /44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 352.8kHz, 384kHz MQA or MQA Studio stream
• DSD 2.8MHz, 5.6MHz, 11.2MHz (DoP)
• DSD 2.8MHz, 5.6MHz, 11.2MHz, 22.4MHz (Native)
• Aux input
• SNR: 100dB A-weighting
• THD+N: <0.0035%@1k, <0.0035%@20Hz-20kHz
• Frequency response: 20Hz-20kHz ±0.1 -3dB@46kHz
• Channel crosstalk: >-105dB
• Input level: 2.1VRMS Maximum
• XLR
• SNR: 127dB A-weighting
• THD+N:<0.00015%@1k, <0.00018%@20Hz-20kHz
• Frequency Response: 20Hz-20kHz ±0.1 -3dB@90kHz
• Channel Crosstalk: >-146dB
• Output Level: 4.4VRMS@0dB
• RCA
• SNR: 121dB A-weighting
• THD+N:<0.00015%@1k, <0.00030%@20Hz-20kHz
• Frequency Response: 20Hz-20kHz ±0.1 -3dB@90kHz
• Channel Crosstalk: >-133dB
• Output Level: 2.2VRMS@0dB
• LAN: 10/100/1000 Mbps
• The USB Type C port provides a maximum power of 5V/1A.
• The USB Type C port works with devices which conform to the USB mass storage standard and supports FAT, FAT32, exFAT, and NTFS file formats, but is not guaranteed to be compatible with all storage devices.
• Local playback format supported: MP3 , WMA , WAV , AIF, AIFC, AIFF, AAC, FLAC, OGG, APE, ALAC, M4A, DSF, DFF, CUE
• PCM sampling rate: 
• PCM 16-24Bit 44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 352.8kHz, 384kHz, 705.6kHz, 768kHz
• MQA  16-24Bit /44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 352.8kHz, 384kHz MQA or MQA Studio stream
• DSD sampling rate: 2.8MHz, 5.6MHz, 11.2MHz, 22.4MHz
• Roon Ready: Under certification test
• PCM sampling rate: 
• PCM 16-24 Bit /44.1kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 352.8kHz, 384kHz, 705.6kHz, 768kHz
• MQA  16-24 Bit /44.1 kHz, 48kHz, 88.2kHz, 96kHz, 176.4kHz, 192kHz, 352.8kHz, 384kHz MQA or MQA Studio stream
• DSD sampling rate: DSD 2.8MHz, 5.6MHz, 11.2MHz, 22.4MHz
• Power voltage: AC 100V-240V 50/60Hz
• Standby power consumption: <5W
• Maximum power consumption: <20W
• Weight: 2.87 pounds
• Size: 8.8” width x 7.32” depth x 2.07” height
  

What’s included

• Matrix Mini-i 4 Streamer
• Power cable x1
• Quick start guide x1
• Warranty card x1