KOJO Technology Doyagu DAC Amplifier with 3.5mm Input Output for IEM Headphone AAA Battery
KOJO Technology Doyagu DAC Amplifier with 3.5mm Input Output for IEM Headphone AAA Battery
Brand: KOJO Technology
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KOJO Technology's long-awaited portable headphones are finally unveiled!
With the rise of portable audio Hori, many audiophiles are not only holding headphones, upgrade cables, and DAPs, but also have access to portable headphones. As we enter 2022, KOJO Technology presents the "first in the industry" Doyagu portable headphones, which are made of original artillery gold brass and limited to 300 pieces worldwide, showing its metal processing technology.
Doyagu (Doyagu) means "best friend" in Japanese Akita dialect, and is the name of KOJO Technology's limited edition portable headphones.
Product Features
- The first one in the market to be made of original gunmetal, which is also the material used in the Japanese currency of 10 yen
- Total weight of material is 1.3 kg
- National treasure Panasonic large capacitors, KEMET ceramic capacitors to stabilize the current and reduce internal noise
- Specially added inductors and capacitors to reduce the impact of external interference
- AAA dry battery design allows users to replace the battery by themselves
- Rail-to-Rail op amp rail-to-rail amplifier design greatly increases the dynamic range of Doyagu
- Each headphone has an independent body number, which is invaluable
- The surface of the head unit will develop a unique brass color over time, giving each Doyagu a unique character and appearance
- The protective design of the volume control is inspired by the crown of a watch, reducing the chance of accidentally touching the volume control.
- The leather design with laser engraved lettering adds a touch of glamour to this art piece.
Specifications
- Input: 3.5mm
- Output: 3.5mm
- Recommended load: 16 Ω～300Ω
- Frequency Response: 10Hz-100kHz (+0dB, -0.5dB)
- Output power: 8mW + 8mW (32Ω negative load)
- S/N: 80dB or more
- THD: Less than 0.05%
- Battery: AAA battery (replaceable)
FAQs
Frequently Asked Questions
YES ! We are offering FREE shipping Airmail Service to major countries (US, UK, CA, EU, AU, NZ, Asia, HK, Russia), all parcels will be dispatched from Hong Kong. Due to impact of COVID-19, some countries may NOT be covered for normal delivery. We are monitoring logistic situation and will expand the delivery destinations from time to time.
Upon receiving your order / confirmation of payment, we will ship out in next 48 working hours. Our warehouse is located in Hong Kong, which is very efficient in processing your orders. Here are our experiences on the estimated delivery time for different regions.
US : 5 to 9 working days
UK / EU / Australia / New Zealand / Canada : 7 to 14 working days
Japan / South Korea : 5 to 9 working days
South East Asia : 7 to 14 working days
HK / Taiwan / Macau : 3 to 5 working days
Rest of the world ( including Russia ) : 14 to 21 working days
Please note that Christmas season is very unpredictable and please expect a little delay because of the volume of mails. Please Contact Us for any further questions.
We will use fastest and reliable logistic service provider to deliver the parcel, including Hong Kong Post, DHL, FedEx, UPS, Aramax...
Yes, our standard shipping method is by post office with tracking number. We will send you the mail tracking code by an automatic email after each shipment dispatches for your reference. Please note that the tracking code is very important, most customers can use the code to locate their packages from their post offices.
All of our products are priced at US dollars. However if you are using credit card (VISA, MasterCard, AE, Apple Pay, Google Pay) to pay via Shopify Payment, then you can choose to pay by Australian Dollar or British Pounds, Canadian Dollar, Euro, and Hong Kong Dollar shown on the product page. Yes the price on the page!
If you are paying via PayPal, you can select to pay with a list of common currencies offered by PayPal, which included Australian, Canadian, Euros, Japanese Yen, British Pounds, and more. But please note that Paypal's rate is around 2.5% higher than normal rate. You can opt to pay in US dollar and allow your credit card convert to your local currency at today's rate for you.
Paypal payment system is with a very high security standard. If there is a small discrepancy with your billing address, you will not be able to get through. Please pay attention on the address detail when using Paypal. You can always Contact Us for any payment difficulties; we will try our best to help.
We found that most customers cannot get through the Verified by Visa authentication, which is very important for the bank to verify your card. Please Contact Us for any payment difficulties; we will try our best to help.
No you do not have to pay any sales tax. Hong Kong does not charge any tax on sales purchases.
Although we CANNOT be responsible for your country's custom duty tax, we will try our best to help to minimize the risk. However there are still chances that you will need to pay custom duty enforced by your country. We have been shipping around the World for 15 years, we know who we are dealing with.
For US, Australia or New Zealand you probably do not need to worry about custom tax issue.
All products we sell are 100% brand New, Genuine, Authentic, unboxed in original packaging. We do not sell used or fake products. However, the warranty issued, unless otherwise stated, is usually effective in Hong Kong. To take the warranty, you will be responsible to mail us the product and we will help to fix it by authorized professional personnel at distributors. Then we will ship it back to you.
Please keep the original box with you for warranty purposes. Most distributor will state that they will need the warranty sticker on the box in order for them to honor the warranty service for you. This issue is especially true for AUDIO TECHNICA product here. They will refuse any warranty request if the warranty sticker with serial number on the box is not presented.
Most electronic products nowadays are with universal voltages (100V-240V) which can work anywhere in all countries. However, there may be some products that are specifically designed with a limited range of voltage. Please read the voltage note on product specifications.
Usually 100V - 110V will work in the US, Canada, and Japan. 220V - 240V will work in countries like Europe, UK, Australia, New Zealand and etc.
We will provide a free of charge travel plug adapter for your country. However, please note that we only have the following 4 types to choose from:
UK type
US type
Europe type
Australia type
If we cannot find which type to use in your country, we may not be able to provide a suitable plug adapter with the shipment. Please Contact Us to let us know about it.
Rest assured, we only sell New and Genuine products in original packages at AccessoryJack. No fake products. We keep our price reasonably low by getting better cost structures and streamline operation efficiencies, but NOT by lower quality products. Customer satisfaction is always the first concern for us.
For further questions, pls contact us via Service@AccessoryJack.com