Aune B series of new generation portable Bluetooth balanced decoding amp

    Compact and portable
    Dual-core decoding ,four-channel Amp
    Clock synchronization technology
    low volume dynamic uncompressed
    One click operation is more convenient
    Low Noise, Low Distortion
    Natural tuning, accurate and true
Regular price $296.65 USD
Sale price $296.65 USD Regular price $349.00 USD

HD Bluetooth

The mobile phone / pad / computer can play hd music through Bluetooth connection bu2 and connect hifi earplugs. BU2 conducts targeted tuning according to the characteristics of Bluetooth, so that Bluetooth can be so beautiful. After the desktop computer or MacBook is connected to BU2 through USB, it can directly reach the 32bit/768k DSD512 master band decoding ability, so that the computer can show the live hd music.

Dual core decoding chip,four independent Headphone Amplifiers

BU2 adopts the low ripple positive and negative power supply circuit of the classic Bi pump power supply to provide continuous power for the earphone. ES918*2 decode in parallel and add four independent headphone amplifiers

Clock synchronization technology

The BU2 uses two low jitter 45M/49M crystals and is synchronized to the two decoding chips through USB chips. The sound is natural, delicate and durable.

R2R dynamic volume technology

Bu2 innovatively adopts the dynamic volume control technology composed of electronic switch and R2R resistor. The R2R resistor array intervenes at low volume to control the fine volume with accurately matched resistance. The SNR Is excellent, the sound source is dynamic and the details are not smeared

Low Noise, Low Distortion

Carefully designed and optimized for many times, the bottom noise of bu2 is as low as 3.l6uv and thd + n Is as low as 0.000145%. It is a balanced decoding earphone with excellent indicators.

Inside the Box

  • 1 x AUNE BU2
  • User Manual

1 Year Warranty

The AUNE BU2 Comes with a 1 year warranty on the AMP & DAC only. Warranty doesn't apply to the included accessories.

Technical Details

Maximum bit depth
Maximum sampling rate
Maximum DSD rate (native mode)
Output level
Total harmonic distortion + noise
Frequency response
2.5mm balancing port
3.5mm single port
Usage time
9 hours (USB decoding mode)
Product accessories
Host x1
USB charging cable x1
Dual type C data cable x1
quick guide x1

Processing Time

This product is in Pre-order period. Pre-orders are provided for items that have not reached us and will take some time to be shipped out.

Pre-order Period: 7-10 working days


  • No cancellation of orders once ordered.
  • All orders to be shipped out sequentially.

Authentic Products

Linsoul Audio is the authorized distributor. All products are authentic and genuine.

Worldwide Free Shipping

We are located in China but send our products worldwide for free. T&Cs apply.

1 Year Warranty

We provide 1 year warranty for the all products except the cables and accessories*.

Online Support

Need help?, we are here to assist you
Monday - Friday: 09:00 – 18:00 (UTC+8)

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30-Day Return Policy

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