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High Performance Balanced Tube Headphone Amplifier

Enjoy pure high quality analog flavor

Suitable for professional multimedia equipments


Balanced input and output

Customized HIFI capacitor

Professional volume IC

Classic tube 12AU7

A class Transistor expansion


Professional &rich audio interfaces

Can connect with all kinds of professional audio equipment

A variety of input interfaces to make our match more abundant

Can be used as a n amp or separately or with other equipment to form a balanced HIFI system

Two sets of AUX input interfaces

Greatly enhance the front-end input signal quality of CD,turntable,Easy to connect CD players and other multimedia players,Two groups of single-ended input can also be converted the existing player's sound quality.Can choose the input signal through the professional volume knob encoder.Switching the playback device more easily

Balanced signal input interface

Perfect experience of high quality music

High-end decoder or CD machine input signal through the four-core balanced interface input signal,So that the separation,resolution,sound field,background purity of music can be greatly enhanced,Let you enjoy the pure sound of perfection

Pure balance analog flavor

Clever combination of Tube and Transistor

From the input to the output,all using balanced transmission mode,the balance output can vibrate the headphones diaphragm better,So to grealty enchance the music sound field dynamics,and get more pure musical instruments sound and wonderful vocal performance

Classic tube 12AU7

As a preampifier,it makes vocal sound more vivid,and shows the natural details of the breating,while the back-end class A expansion of the transistor to effectively provied high voltage power supply of +/- 15V,making a strong reserve power,you can easily drive 8-600 ohms,high resistance or low resistance headphones


Customized capacitance

Sound cystal/sweet/supple sound

Customized metallized polyester capacitors

Electron tube 12AU7 as the output capacitance,Japan ELNA SILMC II.Professional capacitors as coupling capacitors.A variety of HIFI capacitors bring gorgeous high-frequency Warm and beautiful feeling


Exquisite appearance

Strong and durable/anti-interference ability

The XDUOO TA-20 shell is made of aluminum alloy,effectively reduce the faulty signal .Removable aluminum alloy tube guardrail effectively protect the tube from accidental damage

Size of A5 Paper

Can take full advantage of effective space,saves desktop space,easy with the computer,notebook with the formation of PCHIFI system   14.8cm*21cm




Power supply:external electricity (AC100-240V)

USB sample rate support :16-24Bit, 44.1KHz, 48KHz, 88.2KHz, 96KHz, 176.4KHz, 192KH

Output Power: 2000mW (32Ω load)

Gain: +18 dB

Distortion: ≤0.01% (1KHz)


Impedance: 6Ω ~ 800Ω

Size: 105mm x 23mm x 12mm

Weight: 410g



xDuoo TA-20 Headphone Amplifier

Power Cable


Warranty Card


  • Input Type: LINE IN (AUDIO IN)
  • Input Type: XLR
  • Output Type: Balanced Out
  • Output Type: LINE OUT (AUDIO OUT)
  • Built-in Battery: No
  • Recommended Headphone Maximum Impedance: 501-600 Ohm
  • Type: Professional Amplifier
  • Model Number: TA-20
  • Output Power: 2000mw
  • Package: yes
  • Channels: 2 (2.0)
  • Operational Amplifier Chips Model: 12AU7
  • DSD (Direct Stream Digital): No
  • PCM: No
  • Bluetooth: No
  • WIFI: No
  • Body Material: Aluminum
  • Dimensions (WxHxD): 105mm x 23mm x 12mm
  • Signal To Noise Ratio: 102
  • Brand Name: xDuoo
  • voeding: externe elektriciteit (AC100-240V)
  • USB sample rate ondersteuning: 16-24Bit, 44.1 KHz, 48 KHz, 88.2 KHz,


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 Shipping Policy

  1. All items will be shipped out within 1~ 3 days after payment except prominent note on the page for pre-sale items. If we cannot, we will let you know new shipping date at once after the payment and cancellation is available if you cannot accept that. 
  2. We ship all items at free charges through Registered Air Mail with a tracking number except you choose others. 
  3. DHL/UPS/EMS  as a faster shipment option with additional charge is available. 
  4. All the parcels will be shipped to the buyer’s address provided in the order. If you change the shipping address, it's better to cancel the order and place a new order with new shipping address for your security. 
  5. Taxes may apply by some country law. Hifigo will be not responsible for the import tax. But we could declare item at a reasonable lower cost if you wish. If the declared value isn't accepted by your Custom finally, you have to pay the extra tax. 

Delivery Lead-Time for Express Service

If you chose Express service with extra charges which is US$20-25 usually, it will be shipped out by DHL or EMS (eg. 3-5days to the US or Europe, 3-4 days to Japan, 5-7days to Russia by EMS etc.)  Pls note: There will be additional charges around US$ 35 for remote area. If you are not sure about whether your area is remote, write us for promopt reply.   

Delivery Lead-Time for Free shipping 

North America

United States/Mexico/Canada: 5 - 12 days ( Dispatch by USPS usually ) 
Elsewhere of North America: 10 - 20 days 


Tailand:5 - 8 days
Japan:5 - 8 days ( Dispatch by Sagawa , usually you will get it in 2days after you could track it) 
Malaysia:5 - 8 days 
Korea: 4 - 7 days
Elsewhere of Asia: 10- 20 days


Germany: 5 - 8 days
UK:5 - 8 days
France:5 - 8 days 
Ukraine:5 - 8 days 
Italy main cities : 10-14 days 
Elsewhere of European countries: 8 -17 days
Russia major cities: 10 -14 days ( 5-7days if by EMS ) 
Elsewhere of Russia: 15-30 days


Australia:7 - 9 days
Elsewhere of Oceania: 10 - 20 days


14-35 days  

South America

Peru major cities:14-16 days 
Elsewhere of South America 14-35 days

Note: There may be exceptions to the delivery times presented here, depending on your location. Sometimes it delays due to the customs check or festival.

Tracking FAQ

Q: When will you ship out the cargoes after payment?

A: Within 1 - 3 days except prominent note on the page for pre-sale items. If we cannot ship out in 1~ 3 days, we will let you know new shipping date at once and cancellation is available if you cannot accept that. 

Q: I got a shipping confirmation and tracking number. Why don’t I have tracking information listed immediately?

A: Since shipping process involves multiple steps of coordination between internal and external parties, it doesn’t happen instantly. Usually tracking information will be listed on the next day of shipping confirm notification email/SMS.  

Q: Why tracking information is not updated for a long time? 

A: Usually it is on the way to your local country, pls be patient. If it is not updated a few days after arriving in your country, pls try to contact us or the carrier for additional information. 

Any other questions, feel free to contact us