6J1 Valve Pre-amp Tube PreAmplifier Board Bass on Musical Fidelity X10-D circuit

Description

6J1 Valve Pre-amp Tube PreAmplifier Board Bass on Musical Fidelity X10-D circuit
Specification:
Channel Type: 2.0 / Stereo
Power Input: AC12V 1A /5.5*2.1 plug
Knob Functions: power switch / volume control
Features:
* FE-6J1-2.0B designed for music enthusiasts design and development. Today, due to the improvement of people's living standards, the pursuit of quality has been improved, in the 1960s, can hear the sound of music has been very satisfied, and now, what we need is high-quality music, including automotive CD, lossless format WAV, APE, FALC. But sad reminder that: often not download these lossless formats of music, but to hear high-fidelity sound quality, which you may wish to consider this our forward-grade fever, although it is not 100 percent lossless sound reduction, but in absolutely enhance the sound quality is very good. It will bring you an unexpected surprise!
Instructions:
1, AC 12V input:
Using DC5.5 * 2.1 socket, 12V AC power adapter is available, you can also use 12V AC transformer, if you use 12V AC transformer, power lines need to solder on the circuit board. Remember: You can not use a DC power input, otherwise it does not work!
2, the left-channel input / right channel input:
Audio signal input, can be connected to mobile phones, computers, M3, MP4, and other music players.
3, the output of the left channel / right channel output:
The audio signal output terminal can be connected to the audio signal input amplifier, power amplifier boards, to provide post-amp Bile flavor of music to enjoy!
4, the power switch / volume knob:
The knob counter-clockwise to decrease the volume beginning, when the volume down to the minimum, if it continues to rotate until the "ticking" sound, then the power off, the light goes off.
In the off state, turn the knob clockwise to hear "tick" sound, light is on, the power is turned on, then the volume is minimal, then continue clockwise rotation is to increase the volume.
Package Included:
1pcs Tube PreAmplifier Board
Payment
Shipping
Refund
Payment
We only accept payment through Paypal.
Items will go to post within 1-2 business days after payment confirmed.
Shipping
1. We ship to Worldwide.
2. We only ship to confirmed PAYPAL address; your PAYPAL address must match your Shipping address.
3. Any non-received items caused by invalid address registered on PayPal are not in our full refund or replacement policy. Shipping fee has including the local handing and packaging fee.
4. All the items will be shipping within 1-2 working days after receiving the payment, except some holidays.
5. We will not be responsible for any custom delay or tax, because transit time is highly depended and provided by postal Service.
6. If you have any problem, please contact us via message, we will reply message within 1-2 working days, please wait for patient.
Refund
If you can't receive the product within 2 months (60 days), please contact with us,we promise to payback 100% of your money.
We ensure our products work normally before post.If the products is broken before arrival to you,all you should do is taking a photo to show us our broken product.We promise to payback 100% of your money.
If the item is defect when you receive it or you are not satisfied with it, please return it within 14 days for a replacement or money back. But the items must be back in factory condition. Please contact us and double check the return address before you return it.
If is item is defective in 12 months, you can return it to us. We will send you a new replacement after receiving the defective item.
On Sep-26-19 at 09:01:45 PDT, seller added the following information: