New DIY Walnut F1 Mini Protable Amplifier HIFI Fever Earphone&Headphone Audio Power Amplifier With 2.5mm Balanced Out Interface
NEW
ID: 993

New DIY Walnut F1 Mini Protable Amplifier HIFI Fever Earphone&Headphone Audio Power Amplifier With 2.5mm Balanced Out Interface

4.7 (23 votes) | 35 orders
Price:
US $65.63 / piece
Color:
Quantity
                    Specification: 1. Interface: 3.5mm or 2.5mm interface 2. Output power:300mW 3. Operational Amplifier Chips Model: OPA2134 4. SNR: 90DB 6. Lithium battery capacity: 1500MAH 7. Charging Interface: Standard MICRO USB.   Feature: 1. Walnut F1 amp size is small, 80 * 50 * 20mm than a bank card is slightly smaller, but the small head also has great wisdom, this section of the sound of the amp should be said that the bile is more foot, simply is the sound more sweet The Plus after the amp; Can feel out the sound field is significantly large, opener is the original BB of the OPA2134. Sound characteristics in general are warm and delicate type, strong driving force, "bile". Low-frequency quality and quantity. At the same time 2.5mm version with a balanced output, balanced output has been applied to professional recording field, balanced output is characterized by high degree of separation, the thrust is about twice the power output.     2. Op amatement OPA2134, OPA2134 is designed for audio and designed for the op amp, sound mellow, rounded, neutral warm, bile is very strong, is known as the most electronic tube audio amplifier. Feeling like the upgraded version of 5532, all aspects have greatly improved, good resolution, music taste better, there is bile, the sound is relatively thick and a bit rigid, comprehensive quality is very good. Especially for music performance. The amp can be replaced by the op amp. Direct plug design. Is now the mainstream design, different op amp to bring a different tone.   3. Almost completely using the machine\'s power supply circuit, up to 24V (+12 V gnd -12V) of the pressure, easy to control the various types of op amp on the market, the strength of the launch of the loud field. While supporting the side of the charge while listening to music.   4. Output Coupled Straight Tolerant Capacitance Using Ina SILMICII 220uF ELNA Silk Fiber Purple Brown Crystal Audio Electrolytic Capacitor, Use OFC Oxygen Free Copper Foot, Very Low Distortion, Very Small Straight Loss, Natural Silk Fiber Medium, High Quality Sound, Play Silky softness of the natural, enhanced resistance to acoustic oscillation design, increase the low-frequency thick sense of weight, reduce the high-pass part of the peak value of the peak and the middle part of the rough sound quality.   Package Including: 1 X Headphone Amplifier 1 X Charging Cable 1 X AUX Cable 1 X Silicone straps(Pair)     Optional items: 1. Balanced Version= With 2.5mm Balanced out Interface and still have 3.5mm interface 2. Standard Version= Only have 3.5mm interface(If you connect 2.5mm interface, There will be don\'t have sound)

 

 

 

 

  New DIY Walnut F1 Mini Protable Amplifier HIFI Fever Earphone&Headphone Audio Power Amplifier With 2.5mm Balanced Out Interface                    

 

                                        

                                                  


Packaging Details

  • Unit Type: piece
  • Package Weight: 0.25kg (0.55lb.)
  • Package Size: 20cm x 15cm x 8cm (7.87in x 5.91in x 3.15in)

  • Output Type: Micro-USB
  • Model Number: Walnut F1
  • Brand Name: NICEHCK
  • Recommended Headphone Maximum Impedance: 251-300 Ohm
  • Package: No
  • Input Type: Micro-USB
  • Built-in Battery: Yes
  • Color: Black

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
*This doesn’t include our 2-5 day processing time.

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(45 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 (45 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.

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