Zu Favoriten hinzufügen Verkäufer

Shop-Kategorie

Abonnieren Sie unseren Newsletter

Erhalten Sie unsere E-Mail-Newsletter über neue Artikel und Sonderaktionen !

Jetzt registrieren !
HiFi Klass A Vakuumröhren-Vorverstärker Bluetooth Stereo Audio Preamp USB Player

Artikelbeschreibung

Features
  • Inspired by UK classical tube preamp circuit, combine with mature and reasonable wiring layout, keep the orginial HiFi sound. The low frequency is very low and excellent, the sound is sweet and warm, full and mellow, with strong unique feeling of vacuum tube.
  • With 6 kinds of digital and analog audio input (Bluetooth, U-disk, stereo RCA, FM radio, AUX and SD card), can compatible with most audio devices such as mobile phone,tablets, computers, MP3 players, TVs, CD players etc. And with input switch knob and button, very convenient to use without plugging in and out cables repeatedly.
  • Bluetooth 5.0 wireless transmission supports music play and handsfree calls, it even can broadcast the caller phone number, Bluetooth module can be turned off independently, no interference to sound quality when using line input. And the LED display can be as a clock to show the current time, both practical and beautiful.
  • To ensure better sound quality and long time stable work, much high-quality components are used such as high-precision metal film resistor, VISHAY resistor, Ruby filter capacitor, CBB polypropylene capacitor, pure copper gold-plated RCA terminals, solid aluminium alloy knob and so on.
  • Also can be used as a digital music player, besides MP3, U-disk and SD card inputs also support lossless formats such as APE/WMA/WAV/FLAC etc, plug and play, make HiFi music enjoyment much easier. And with FM radio function, can satisfy more usage requirements.
  • Unique design and attractive appearance, exquisite silver lacquered panel, red wood side panel and retro vacuum tube are combined to create a luxurious and elegant artistic atmosphere, providing wonderful auditory and visual enojyments, very suitable for home and desktop audio system use.
Parameters:
  • Audio input: 2 groups of RCA / Bluetooth 5.0 / U-disk / AUX / FM Radio / SD Card
  • Audio output: stereo L/R RCA
  • Working voltage: AC 110V / AC 220V (switchable)
  • Whole power consumption: 20W
  • Sensitivity: 25mV (pure tube preamp mode)
  • Maximum undistorted output level: 13.5V
  • Magnification: 5 times
  • Signal to noise ratio:> 90dB
  • Dimensions(W*D*H): 254*142*44mm / 7.62*4.25*1.32in
  • Package dimensions(W*D*H): 300*180*200mm / 11.81*7.09*7.87in
  • Net weight: 2.1kg / 4.62lb
  • Package weight: 2.7kg / 5.95lb
Packing List
  • 1*Tube Preamp
  • 1*Power Cord
  • 1*Bluetooth Antenna
  • 1*RCA Cable
  • 1*AUX Cable
  • 1*FM Antenna
  • 1*Remote Control 
Safe and secure payment by PayPal.
Please leave VALID TELEPHONE NUMBER which is necessary and very important.
 
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.
PushAuction