Description

AC12V 6J1 Valve Pre-amp Tube Board Headphone Amplifier+Acrylic Case DIY Kits Description: AC 12V 6J1 Valve Pre-amp Tube PreAmplifier Board Headphone Amplifier ( DIY Kits) 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: 1PC*AC 12V 6J1 Valve Pre-amp Tube PreAmplifier Board Headphone Amplifier(DIY Kits) Acrylic Case for AC 12V 6J1 Valve Pre-amp Tube PreAmplifier Board Headphone Amplifier(DIY Kits) Acrylic Case ( Not Included Board ) Package included:1*Acrylic Case for AC 12V 6J1 Valve Preamp Tube PreAmplifier Board Headphone Amplifier(DIY Kits) DIY 6J1 Tube PreAmplifier+Case Package Included: 1PC*AC 12V 6J1 Valve Pre-amp Tube PreAmplifier Board Headphone Amplifier Buffer( Kits ) 1PC*Acrylic Case( Kits ) Shipping Feedback Contact us Return Policy Shipping Domestic We believe you need to get your purchases as quick as possible. As a general rule your item will be shipped within 24 hours of you purchasing it. We pack and post from Tuesday to Sunday (Mondays we are closed) but definitely get all our mail off to the post office first thing Monday morning for you. Mail gets picked up at 12pm so chances are if you buy before lunchtime your item will leave the same day. International Same as above but understand that depending on what part of the world you are from it does take a little longer to send, delivery can be from 7-15 working days. Also other factors to take into consideration are quarantine and customs regulations in your country. It is also a consideration that customs duties and GST/VAT may be payable at the buyers expense. Combined Postage (for items with shipping charges): We are more than happy to combine postage, just use the Buy it Now function in eBay (but DO NOT PAY after purchasing each item) to buy all the products you need, when you have finished request a combined invoice, we will base the shipping cost on the size, weight and your location. Feedback * When you satisfied with our product and services please leave us positive feedback. * If you have got the package, please confirm " Delivery on time " For us. * If a problem occurs, contact us immediately with any email request. * Just contact us using the " Ask the seller a question " link on eBay. Your Satisfaction is our Priority. Our goal is to make all our customers as happy as possible while shopping with us. Contact us For anything problem about product, price, shipping or order status, pleasecontact us via eBay message.Just contact us using the " Ask the seller a question " link on eBay. We expect positive feedback and 5 scores DSR from you. Return Policy We believe our items are so outstanding. We are convinced you will be happy with your Purchase. If you do not satisfy with our items. Please simply return to us within 30 Days in original condition. Just pay for the returned postage. Then we can issue full refund to you after the returned item arrived at our warehouse. Please include your eBay ID and item number with any email requests.