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Brand Name: | Douk Audio |
---|---|
Origin: | CN(Origin) |
Maximum Power Per Channel: | NO POWER |
Package: | Yes |
Certification: | CE |
Model Number: | T4 PRO |
Channels: | 2 (2.0) |
Type: | Tube Preamp |
Douk Audio U2 Mini XMOS XU208 USB to Coaxial /Optical /12S Converter Digital Interface DSD256 PCM384K
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Douk Audio M1 PRO HiFi Bluetooth 5.0 Stereo TDA7498E Power Amplifier Wireless Receiver USB Player Subwoofer Amp 160W*2
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Douk Audio Q3 HiFi USB DAC Mini Digital to Analog Converter Coax/Opt Headphone Amp Treble Bass
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Douk Audio X1 HiFi GE5654 Vacuum Tube Amplifier Bluetooth 5.0 Receiver MM Phono Amp for Home Turntables Power Amp APTX-HD 160W*2
USD 123.49/piece
Douk Audio NS15G Mini Bluetooth 5.0 TPA3116 Digital Power Amplifier HiFi Stereo Audio Sound Class D Amp Bass Treble For Speaker
USD 47.44-58.49/piece
Douk Audio T3 Plus Mini Vacuum Tube MM / MC Phono Preamp for Turntables Stereo Pre-Amplifier Headphone Amp
USD 58.49/piece
Douk Audio P2 HiFi Vacuum Tube Preamp Bluetooth 5.0 Receiver Stereo Headphone Amplifier USB Music Player
USD 55.89/piece
Douk Audio P1 HiFi JAN 5654 Vacuum Tube Preamp Bluetooth 5.0 Audio Receiver USB DAC Headphone Amp APTX
USD 90.99/piece
Introduction
Douk Audio T4 PRO can be used as a MM phono preamp, a tube audio preamp and a headphone amplifier, powerful function in mini size, specially designed for various requirements of home/desktop audio system.
Features
T4 PRO tube preamp meets more HiFi needs:
MM phono input, converts phono signal to line level signal, with low-noise integrated circuits and high-quality components to ensure clear and clean sound.
3.5mm AUX input, amplify the low level audio signal from your phone, tablet, PC, MP3 etc., easier to drive amplifier or active speaker and greatly improve the sound quality.
Imported JAN5654 tubes and vintage warm sound: default comes with JAN5654 tubes, improves everything associated with your music such as detail, transparency, immediacy, richness, dynamic, tone etc., much better than 6J1 series especially in human voice. Pluggable tube socket for tube rolling and sound-shaping, easy to pick from and alter the sound signature to one's preference.
3.5mm headphone output and perfect circuit design: T4PRO also with built-in classic headphone amp circuit(2*NE5532), easily to drive 32-300 ohm headphones. Reasonable and advanced architecture, TI TPA5430 for power management, TL071+JRC2068 phono preamp circuit etc., enjoy HiFi analog sound and first-class design with an unbeatable low cost.
Mini size and excellent performance: all designs full of details, solid aluminum knob, potentiometer for smooth multi-level gain adjustment, grey integrated moulding aluminum alloy shell decorates with special red tube cover and knob, looks vintage and elegant. Compact T4 PRO will give you a different acoustic enjoyment with large dynamic and sweet tube sound even in limited space.
Comparision between Douk Audio T4 PRO and Other Similar Preamp
Brand
Douk Audio
Others
3.5mm headphone out
√ (32-300Ω)
×
Vacuum Tubes
2*GE JAN5654
2*6J2
Control knob
Solid aluminium (ten times expensive)
Plastic
Gain adjustment
Smooth potentiometer (multi-level)
Only 4 levels (0, 39, 42, 45)
S/N ratio
≥105dB
≥
98
dB
Warm tips:
1. 3.5mm AUX input with priority, please make sure the AUX cable has been pulled out if want to use MM phono input.
2. Stereo RCA and 3.5mm headphone jack can output at the same time, and the knob also controls the volume of two outputs simultaneously.
Parameters
Brand: Douk Audio
Model: T4 PRO
Audio input: MM phono/turntable / 3.5mm AUX
Audio output: stereo L/R RCA / 3.5mm headphone jack
Output level: 1.5V (input 0.775V)
Max output power of headphone jack: 150mW@32Ω
Matched headphone impedance: 32-300Ω
Input sensitivity: 0.775V
Frequency response: 20Hz-20KHz(±3dB) (AUX IN) / Standard RIAA (phono IN)
S/N ratio: ≥105dB
THD: 0.2%
Dimensions(W*D*H): 95*117*30mm / 3.74*4.61*1.18in (exclude tubes)
Package dimensions(W*D*H): 255*215*65mm / 10.04*8.46*2.56in
Net weight: 330g / 0.73lb
Package weight: 600g / 1.32lb
Packing List
1*T4 PRO Preamp
2*JAN5654 Vacuum Tube
1*DC 12V Power Adapter
1*3.5mm to RCA Cable
DELIVERY ESTIMATE
We processes orders between Monday and Friday. Orders will be processed within 5 business days of ordering and shipped the next day after the processing day. Please note that we don't ship on weekends.
We deliver your orders in 15-20 working days (free shipping), International orders delivery is subjected to the policy of third party courier service, and differs from country to country basis.
Due to the Covid-19 pandemic, you may experience delivery delays but we are committed to getting your order to you as soon as possible.
Note: Please ensure all delivery information is correct. If there is incorrect and/or missing information, we may be required to contact you to update the delivery information, which may cause delays in delivering your order. Delays may also occur as a result of customs clearance.
RETURN POLICY
At MMO-Dropship we strive to make our customers 100% satisfied with the product they’ve purchased from us. If you are experiencing any shipping or products issues, and you’re feeling frustrated, then please send us an email and our team will assist you right away.
We have a 7-day return policy, which means you have 7 days after receiving your item to request a return.
To be eligible for a return, your item must be in the same condition that you received it, unworn or unused, with tags, and in its original packaging. You’ll also need the receipt or proof of purchase.
To start a return, you can contact us at [email protected]. If your return is accepted, we’ll send you a return shipping label, as well as instructions on how and where to send your package. Items sent back to us without first requesting a return will not be accepted.
You can always contact us for any return question at [email protected].
DAMAGED ITEM AND LOW QUALITY
For the fastest resolution, please include a photograph demonstrating the poor quality or the damaged area of the item. The most optimal pictures are on a flat surface, with the tag and error clearly displayed.
We will use this information to help you with your order, and eliminate errors in future.
REFUND POLICY
If you feel the product that you’ve purchased does not show the requirements that you initially had in mind, then you do have the option to request a refund.
Here are the circumstances in which refunds will be granted:
You can get a refund if:
Please note that refunds can take 3-5 business days to return in your account.
You can always contact us for any return question at [email protected].