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The Aune BU1 is a high-end portable DAC with integrated headphone amplifier, designed to provide the best sound reproduction. It thus supports high sampling rates, up to PCM 32bit 768kHz and DSD512. The amplification section benefits from a particularly efficient discrete architecture. In addition, the device offers perfect compatibility with Apple and Android devices and will, therefore, adapt to each other's hardware.

Technical characteristics of  AUNE BU1 Hi-Res Portable DAC

Input: 1x Micro USB (DAC)

Outputs: 1x Jack 3.5mm (Line output)
                1x Jack 3.5mm (Headphone output)

Supported sampling rates (Micro USB input)
               PCM up to 32bit 768kHz
               DSD up to DSD512

Output level (Line output): 2Vrms

SNR (Line output): 120dB

THD+N (Line output): 0.00076%

Output power (Headphone output): 30mW @ 300Ω

THD+N (Headphone output): 0.0009%

Case Material: Brushed Aluminium

Color:  Gold and brown

Dimensions (LxPxH)65 x 126 x 18mm

Package: 
1x Aune BU1
1x USB cable
1x USB-C to Micro USB cable

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The best partner for your smartphone

As smartphones support increasingly high audio file resolutions and online music is becoming more and more abundant, the use of a Hi-Res DAC with headphone amplifier has become an essential requirement for anyone who wants to enjoy their music in high quality. Thus, connected to the BU1, your smartphone instantly becomes a Hi-Res audio player.

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A rigorous selection of components

High-quality SR PCBs for optimal signal transmission and high-frequency reproduction, high precision BI film potentiometer, ultra-low jitter clock for higher sound purity or ceramic COG capacitors for lower distortion level, the BU1 does not leave room for the chance!AUNE BU1 7AUNE BU1 8

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Excellent Specifications

Layout by the designer of the classic Bl. Output distortion is as low as 0.00076%. Dark background, rich details. AUNE BU1 13

Professional Tuning

The tuning is based on real instrument sounds and musical content referencing, resulting in a signature that is natural and full of musicality.

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