Newest Fosi Audio BT30D Bluetooth Sound Power Amplifier 2.1 Channel Bass & Treble Control Amp Audio Subwoofer 100W + 50W x2
229.12 138.32 $
SALE
ID: 40413
Quantity
Nobsound HiFi Bluetooth 5.0 JAN 5654 Valve Tube Preamp Bass Preamplifier Stereo Audio Headphone Amplifier USB DAC APTX
4.7 (28 votes) | 67 orders
Price:
US $265.98
/ piece
Discount Price:
US $
168.33
/ piece
-37%
- Ships From
Warm tips:
1. Douk Audio P1 Preamp has been acclaimed by countless audiophiles worldwide, now we upgrade 6J5 to JAN 5654 tubes according to many audiophiles' feeback, the sound quality will greatly improved.
2. P1 has been redesigned and tested thoudsand of times during 2021, the latest version (from 2022/01/10) has great improvement in the circuit layout, performance and sound quality.
Features
- With 3 kinds of audio input(Bluetooth/USB/RCA) and 2 kinds of output(RCA/3.5mm headphone), P1 can be used as HiFi tube Preamp, USB DAC or headphone amp with HiFi clear, warm, dynamic, sweet tube sound, bringing extremely high-quality listening experience.
- Bluetooth 5.0 (QCC3034) supporting APTX-HD lossless transmission. PC-USB (CM6642) supporting 24bit 192KHz and compatible with Windows/Mac/Linux system, matching well with many audio devices such as iPod, Phone, MP3 players, TV, Blu-ray players, Echo Dot, CD players, etc.
- Adopting NE5532 op amp+classic 47 headphone amp architecture which can drive 32-300 ohms headphones, and a bypass switch is specially designed to turn on/off the tone control, more convenient to enjoy original sound or obtain more delicate sound with treble and bass control knob, adding much fun and higher playability.
- Exquisite appearance with proper size, blue and orange light decorating vacuum tube, makes it fashionable and attractive, bringing wonderful auditory and visual enjoyment, very suitable for home and desktop audio system.
Parameters
Chip Architecture: CM6642+QCC3034+NE5532+classic 47
|
PC-USB Input Sampling Frequency |
192K/24Bit |
THD |
0.01% |
|
PC-USB System supported |
XP/W7/W8/W10/MAC/Linux |
Bluetooth VER |
5.0 |
|
Headphone matching impedance |
32-300Ω |
SNR |
103dB |
|
Headphone Max power output |
160mW 32Ω load |
Working voltage |
DC12V |
|
Bass & Treble Range |
±6dB |
Product Dimension |
180*118*36mm |
|
RCA output level |
2.3V |
Product Weight |
0.47kg |
|
Frequency Range |
20Hz-20kHz(±3dB) |
Package Dimension |
240*210*60mm |
Packing List
- 1*P1 Preamp
- 2*JAN5654 Tube
- 1*Power Supply
- 1*USB Cable
- 1*Bluetooth Antenna
- 1*Manual
- Package: Yes
- Channels: 2 (2.0)
- Model Number: P1
- Maximum Power Per Channel: NO POWER
- Brand Name: Nobsound
- Origin: Mainland China
- Certification: CE
- Type: Tube Pre-Amplifier
- Audio Inputs: Stereo L/R RCA, USB, Bluetooth
- Audio Outputs: Analog Audio, Headphone Jack, Preamp, Stereo L/R RCA
SHIPPING AND DELIVERY
We are proud to offer international shipping services that currently operate in over 200 countries and islands world wide. Nothing means more to us than bringing our customers great value and service. We will continue to grow to meet the needs of all our customers, delivering a service beyond all expectation anywhere in the world.
How do you ship packages?
Packages from our warehouse in China will be shipped by ePacket or EMS depending on the weight and size of the product. Packages shipped from our US warehouse are shipped through USPS.
Do you ship worldwide?
Yes. We provide free shipping to over 200 countries around the world. However, there are some location we are unable to ship to. If you happen to be located in one of those countries we will contact you.
What about customs?
We are not responsible for any custom fees once the items have shipped. By purchasing our products, you consent that one or more packages may be shipped to you and may get custom fees when they arrive to your country.
How long does shipping take?
Shipping time varies by location. These are our estimates:
| Location | *Estimated Shipping Time |
|---|---|
| United States | 10-30 Business days |
| Canada, Europe | 10-30 Business days |
| Australia, New Zealand | 10-30 Business days |
| Central & South America | 15-30 Business days |
Do you provide tracking information?
Yes, you will receive an email once your order ships that contains your tracking information.
My tracking says “no information available at the moment”.
For some shipping companies, it takes 2-5 business days for the tracking information to update on the system.
Will my items be sent in one package?
For logistical reasons, items in the same purchase will sometimes be sent in separate packages, even if you've specified combined shipping.
If you have any other questions, please contact us and we will do our best to help you out.
REFUNDS & RETURNS POLICY
Order cancellation
All orders can be cancelled until they are shipped. If your order has been paid and you need to make a change or cancel an order, you must contact us within 12 hours. Once the packaging and shipping process has started, it can no longer be cancelled.
Refunds
Your satisfaction is our #1 priority. Therefore, if you’d like a refund you can request one no matter the reason.
If you did not receive the product within the guaranteed time(60 days not including 2-5 day processing) you can request a refund or a reshipment.
If you received the wrong item you can request a refund or a reshipment.
If you do not want the product you’ve receive you may request a refund but you must return the item at your expense and the item must be unused.
- Your order did not arrive due to factors within your control (i.e. providing the wrong shipping address)
- Your order did not arrive due to exceptional circumstances outside the control of CNTRONIC Consumer Electronics Retailer (i.e. not cleared by customs, delayed by a natural disaster).
- Other exceptional circumstances outside the control of cntronic.com
*You can submit refund requests within 15 days after the guaranteed period for delivery (60 days) has expired. You can do it by sending a message on Contact Us page
If you are approved for a refund, then your refund will be processed, and a credit will automatically be applied to your credit card or original method of payment, within 14 days.
Exchanges
If for any reason you would like to exchange your product, perhaps for a different size in clothing. You must contact us first and we will guide you through the steps.
Please do not send your purchase back to us unless we authorise you to do so.
LARGE ORDER DEALS
Thank you for your interest doing business with us!
If you would like to get a discounted price for your large purchase orders, fill in the required blanks along with your email address, the product Item ID # and/or the link of the item that you want to order, item quantity (minimum of 30 pieces), shipping country and payment method is required. We will contact you with a discounted price as soon as we receive your inquiry.
