xDuoo TA-66

High Performance 6N2 6N5P Buffer Tube Amplifier

  • 6N2 Tube for Pre-Amplifier
  • 6N5P Tube for Buffer
  • Step-by-Step Potentiometer
  • Line Out as Pre-Amplifier
  • Professional Resistances and Capacitors
  • Point-to-Point Wiring for Authentic Sound
  • Aluminum Alloy Shell with Sandblasted Texture Panel
Regular price $249.99 USD
Sale price $249.99 USD Regular price

6N2 Tube for Pre-Amplifier

Delivers sweet and exquisite sound with the adoption of the 6N2 tube for the preamp stage.

6N5P Tube for Buffer

Softens and charms the sound with the utilization of the 6N5P tube for the buffer stage.

Step-by-Step Potentiometer

Solves the issue of low volume imbalance with a step-by-step potentiometer, ensuring balanced volume levels.

Line Out as Pre-Amplifier

Features one line output, utilizing the tube and volume control to function as a pre-amplifier for various audio amplifiers or active speakers, enhancing sound quality.

Professional Resistances and Capacitors

Incorporates metal polyester film capacitors customized by xDuoo as coupling capacitance for the tube output, ensuring professional-grade audio performance.

Point-to-Point Wiring for Authentic Sound

Utilizes point-to-point soldering with copper wires for the tube circuit construction. This method minimizes wiring distances, reduces interference, and ensures circuit cleanliness, resulting in authentic sound reproduction true to the characteristics of vacuum tubes.

Aluminum Alloy Shell with Sandblasted Texture Panel

Boasts a high-end sandblasted texture panel and solid aluminum alloy case, providing both aesthetic appeal and effective resistance against external interference.

Inside the Box

  • 1 x xDuoo TA-66
  • User Manual

1 Year Warranty

The xDuoo TA-66 Comes with a 1 year warranty on the AMP & DAC only. Warranty doesn't apply to the included accessories.

Technical Details

Power Source
AC 110V (100-120V) / 220V (220-240V)
Output Power
200mW (300Ω load)
Headphone Jack
Frequency Range
10Hz~30kHz (+1dB)
0.08% (1kHz @ 300Ω load)
Suitable Earphone Impedance
29.0 x 15.3 x 18.4cm (L x W x H)

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: 1-2 weeks.


  • 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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