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Fosi Audio Mini Tails USB DAC DS2 High Resolution Supports 32bit/768kHz and DSD512 Headphone Outputs 3.5mm/4.4mm for Smartphones/Laptop/PC/Players(Silver, Red)


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✈️ Free Shipping 🗳️18 Months Warranty

New Users Get 8% Off with Code MCHDSP1XYBT0

Hi-Res Certified Headphone Amp|Supports 32bit/768kHz


1. Dual ES9018K2M Decoding Chips

2. Dual Headphone Outputs

3. Small and Convenient

4. Easy-to-Identify Indicator Lights

Read more

Color: Grey

  • Grey
  • Red
Out of stock

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  • Lightweight, practical, and powerful: the body of the DS2 mini USB DAC is designed for convenience and portability. It is compact and easy to carry, making it the perfect companion for on-the-go music lovers.
  • High-fidelity sound quality: with high signal-to-noise ratio, low distortion, and high dynamic range, the DS2 mini USB DAC delivers pure and authentic sound, providing an exceptional listening experience.
  • Dual ES9018K2M decoding chips: the DS2 mini USB DAC is equipped with two high-performance decoding chips, which offer superior sound quality. It supports up to PCM 32bit/768kHz and DSD512 (Native), meeting the demands of audiophiles for high-definition and high-fidelity music.
  • Dual headphone outputs with powerful driving capability: the DS2 mini USB DAC features dual headphone outputs, including a single-ended 3.5mm jack and a 4.4mm balanced jack, with a maximum output power of 250mW, which can drive headphones with an impedance of up to 600 Ω.
  • Plug-and-play compatibility with multiple systems: the DS2 mini USB DAC is compatible with various operating systems, including macOS, iOS, Android, and Windows. It is easy to use, with no additional drivers required. For iOS devices, a Lightning to Type-C short cable is needed.
  • Easy-to-identify indicator lights: the DS2 mini USB DAC has indicator lights that distinguish different audio formats. The PCM indicator light is red, and the DSD indicator light is blue, making it easy for users to recognize the current audio format.
  • Low power consumption for longer use: the DS2 mini USB DAC has a low power consumption design, which helps to preserve the battery life of mobile devices and extend the listening time, making it an ideal choice for travel and outdoor activities.
  • What You Get: DS2 USB DAC Headphone Amp x1, Type-C to Type-C cable x1, USB-A to USB-C Converter x1, user manual x1, our worry-free 18-month warranty, and friendly customer service.


Specifications Details
Model DS2
Output Power 120mW(SE); 250mW(BAL)
Terminating Impedance 16~300Ω
Input Mode USB Type C
Output Mode 3.5MM + 4.4MM Headphone
Frequency Range 20Hz-20kHz (±0.5dB)
THD 0.0006%(32Ω SE); 0.001%(32Ω BAL)
SNR ≥108dB
Sampling Rate 32bit/768kHz
DSD DSD64/128/256/512
DAC Chip Set ES9018K2M
Material Tin Alloy
Compatible Devices Mac\Windos\IOS\Android
Device Weight 15g

What‘s in the box?

Item Quantity
Fosi Audio DS2 x 1
Type-C to Type-C cable x 1
USB-C to USB-A Converter x 1
User Manual x 1


Worldwide Shipping

1. Overseas warehouse delivery
2. China(Shenzhen) delivery

1. Overseas warehouse delivery

United States, Canada, United Kingdom, Germany, France, Italy, Netherlands, Portugal, Spain, Sweden and Hong Kong, Macau, Taiwan in China are free shipping for you, it needs 1-10 days.

Fast Shipping Free 1-5 days

Note: Some products are out of stock in overseas warehouses, the time limit may be extended by 5-15 days, you can consult customer service in advance, sorry for the convenience. Hong Kong, Macau, Taiwan in China will ship from Shenzhen via 4px.

The United States, shipping to United State via USPS/UPS, which needs about 1-5 days for delivery.

Canada, shipping to Canada via Canadian Post, which needs about 3-5 days for delivery

The United Kingdom, shipping to the United Kingdom via Royal Mail which needs about 3-5 days for delivery.

Italy, shipping to EU Countries via suitable shipping method, which needs about 3-7 days for delivery.

Spain, shipping to EU Countries via Correos to Spain, to other EU Countries via Spain GLS, which needs about 3-5 days for delivery.

2. China(Shenzhen), shipping worldwide via 4px.
if you choose standard shipping, it needs about 15-30 days for delivery.

if you choose fast shipping, we will send it via express shipping for you, which only needs about 7-15 days.

Standard Shipping Free 5-15 days
Fast Shipping $25 3-7 days

All the items you can buy are in stock in a Chinese warehouse, but not all the items are in stock in other warehouses, if you need it urgently shipping from the other warehouse, please confirm it from us first!


Our products are not charged with tax and VAT and we don’t cover with tax amount. We usually help customers to declare the lower price to forbid the tax charged or lower the tax value. And most shipment is not charged with import tax By shipping from the US, EU, RU warehouse to the corresponding countries, there won’t have any tax charged. For some countries that have a complicated custom process like South America, we recommend you order on AliExpress or find a receiver in North America to help you transmit the package.

Note: Faraway address may last longer delivery and add cost.

✓ 30 Days Free Return

Fosi Audio always aims for the highest customer satisfaction. If you are unsatisfied with your products or the products turn out to be defective then you can claim a return or refund.


We afford the return shipping fee with following status:

  1. Defected parts
  2. Damaged devices
  3. Incorrect item shipped


*The 30 days period is calculated from the date you received the items.

*If you claim a return that exceed 30 days free return period or without any defected or damaged devices, you need to afford the return shipping fee yourselves.

*Please note: Some returns we may charge the shipping fee from you. Like change your mind or ordered wrong items when shipping is proceeded, then we will charge the shipping fee from your payments.


Return and refund process

  1. Send your order number and reasons for return and refund via mail to shopify@fosiaudio.com
  2. We will check your case and reply in 2 work days.
  3. If return acceptable then we will distribute the nearest after sale address to you to ship the return.
  4. After you ship the return items, then send the info below to us:
  • tracking number
  • shipping receipt (If shipping fee refund needed)
  • PayPal account (If shipping fee refund needed)
  1. After confirm your package is shipped, we will arrange the refund or replacement as soon as possible.



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Fosi Audio Mini Tails USB DAC DS2 High Resolution Supports 32bit/768kHz and DSD512 Headphone Outputs 3.5mm/4.4mm for Smartphones/Laptop/PC/Players(Silver, Red)