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Mini Vacuum Tube Headphone Amplifier Desktop Audio Preamp for Home Stereo System

Item description

 
Features
  • With 3.5mm AUX input and 3.5mm headphone jack output, can be used as a headphone amp and a stereo preamp, compatible with most audio source such as MP3, ipod, phone, tablet, computer, CD player etc. and output can connect headphone, amplifier, active speaker etc. to greatly improve the sound quality.
  • Adopting classic 6N3 vacuum tube(much better than 6J*) to effectively eliminate the harsh digital sound, providing HiFi clear, soft and smooth, warm and sweet tube sound. The sound field is wide, especially suitable for vocals, strings, light music, classical music, etc.
  • Adopting solid state design, preamp part uses vacuum tube for amplification to make the input audio signal more natural with high dynamic range, and amp part uses NE5532P op amp to ensure the speed and power of audio signal transmission.
  • Super mini size and exquisite appearance, looks elegant and attractive. All-aluminum chassis, with power indicator and volume control, convenient to use and perfectly suitable for your desktop or a smaller space in your home or office.
Parameters
  • Audio input: 3.5mm AUX
  • Audio output: 3.5 headphone jack
  • Output power: ≥ 1100mW (32Ω)
  • Matched headphone impedance: 18-600Ω
  • Frequency response: 20Hz-30KHz
  • THD: <0.005%
  • SNR: ≥110dB
  • Working voltage: DC 12V
  • Dimensions(W*D*H):71*74*24mm / 2.80*2.91*0.94in (not include knobs)
  • Package dimensions(W*D*H): 260*200*80mm / 10.24*7.87*3.15in
  • Net weight: 113g / 0.25lb
  • Package weight: 315g / 0.69lb
Packing List
  • 1*D2 Headphone Amplifier
  • 1*6N3 Tube
  • 1*Power Adapter
Safe and secure payment by PayPal.
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Customs Clearance
We are NOT responsible for any customs duties fee.
We are NOT responsible for any import tax or customs delay.
 
Most item will be shipped within 2 working days. For package less than 2KG, we use Airmail (10-25 days to most countries) and for package over than 2KG we use Expedited Service such as DHL, UPS and FEDEX (5-8 days to most countries). 

Free Return Within 30 Days

We provide  return within 30 days for all items you bought on eBay, full refund and return shipping will be provided.

1-year warranty is provided for all items(Excluding: 1. Man-made damage or misuse. 2. Audio accessories and consumables such as vacuum tubes).

If you are satisfied with our products and service please leave a 5-star StarStarStarStarStar. Positive feedback rating Feedback is very important to us just like our lives, please DO contact us before you leave a neutral Neutral feedback rating or negative Negative feedback rating feedback, we will provide better solutions until you are satisfied.

 

 

 

Douk Audio / Nobsound Studio was founded in 2013 in Shenzhen CHINA, we own several brands including Douk Audio / Nobsound / Little Bear etc.
 
As a professional audio company, we are dedicated to design and produce the best products at the lowest prices to make HiFi affordable.
 
We will spare no efforts to bring great products and service for customers and extremely to improve our customers’ listening experience.
Please don't hesitate to contact us if you have any questions or comments about our items. And our working time is from Monday to Friday between 9:00 am to 06:00 pm(Beijing Time), which means we can keep on-line at:
 
 Working time

Beijing(CN)Monday-Friday09:00 AM - 18:00 AM
New York(US)
Sunday to Thursday08:00 PM - 05:00 AM
London(UK)Monday-Friday01:00 AM - 10:00 AM
Paris(FR)Monday-Friday02:00 AM - 11:00 AM
 
During holiday, please allow us to response you early next week. Please don't leave any negative / neutral feedback or make dispute/claim on our non-working time, thank you for your understanding and cooperation.
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