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It is adopted by the single-chip computer single thread ultra real-time code, make sure the sound to be more purified, more details can be restored.
It rewrites the code full linear reading card, and isolates TF card power supply, the sound background is more black, more purified and natural.
0.088ps double femtosecond crystal vibration provides the clock for the overall synchronization of the whole machine.
Two 470000uF super capacitors independently supply the power to the analog and digital.
6 OPA1622 achieve four kinds of trust mode of ear amplifier: Standard, Large current, High voltage and Dual-high.
AK4495SEQ sound quality special edition + high voltage power supply, make sure high quality and the good feeling of music.
Enhanced capacitive load driving capability can drive the capacitive load larger than 2000pF.
The sound is extremely penetrating, delicate and has the very excellent feeling of music.

QA361 Adapts To The Crowd
1. You have the high-end player, and want to experience the pure tone mode and the extremely penetrating sound again, QA361 is worth having at the same time.
2. If you have the near ultimate pursuit for the sound, and you prefer to compromise the other aspect, QA361 is developed for you.
3. If you pursue the penetrating and delicate, and the good feeling of music, as well as the smooth and natural sound, QA361 is very suitable to you.
4. If you play the binding for the sound quality, do not miss QA361, it will alleviate the binding for you.
5. If your payer in hand can not drive your headphone / headset, or can not drive well, you can try it.
6. If you love to listen the classical background music while reading, QA361 can bring you the natural and smooth sound to you.
7. If you like the sound balanced advanced desktop system, and want to experience the similar as the easy and elegant sound from the carry-on device.
8. If you have a busy work and big pressure, and want to listen the good music quietly, seek for a music can touch your soul.
9. If you are a worker in charge of music, and need a player for listening the extremely penetrating, extremely pure restoration music.
10. If you have a lot of headphones / headsets, and need a player can drive most of earphones.
11. If you are an audio researcher, QA361 excellent and pure sound can help your work.
In a word, The friends who have a certain pursuit for the sound quality, and can accept the pure sound player, QA361 is the best choice for you.

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* Storage media: Adopt an external TF card, Support FAT32 and exFAT document system, Support the maximum capacity of 256G at present.
* Sound mode: Slow Roll-off, Sharp Roll-off, Short Delay Slow Roll-off, Short Delay Sharp Roll-off, Supper Slow Roll-off, All To DSD.
* High and low gain: Low gain, High gain, It is adopted by analog signal hardware control, make sure the good sound quality is achieved in low gain and high gain.
* Headphone amplifier thrust mode: Standard mode, Large current, High voltage, Dual-high (Large current + High voltage).
* Support the sound track: Two track (Stereo).
* Digital output: 3.5mm coaxial output port * 1.
* Coaxial output: Level 0.5Vp-p, matched impedance 75 ohm, support the highest 24Bit / 192KHz and DoP for DSD64.
* Reference clock jitter: 0.088 micromicrosecond (88 femtosecond).
* Ear amplifier output: 3.5mm single port * 1, 3.5mm balanced port * 1.
* Analog output: 3.5mm Line Out port * 1.

* Analog audio parameters:qa361-5_01qa361-5_02qa361-5_03qa361-5_04qa361-5_05qa361-5_06qa361-5_07qa361-5_09



  • Battery Life: 10 - 20 hours
  • Screen: Yes
  • Audio Format Support: DSD
  • Audio Format Support: AIFF
  • Audio Format Support: WAV
  • Audio Format Support: MP3
  • Audio Format Support: AAC
  • Audio Format Support: ALAC
  • Audio Format Support: FLAC
  • Audio Format Support: APE
  • Battery Specification: Lithium Battery
  • Operation Mode: Touch Tone
  • Bluetooth: No
  • Brand Name: Quloos
  • Body Material: Aluminum
  • DAC: AK4495SEQ
  • Have Speakers or not: No
  • WIFI: No
  • Supports EBook Reading: No
  • DSP: OPA2107
  • Style: MP3
  • Storage Type: Flash Memory
  • Signal Noise Ratio: ≥110dB
  • Model Number: QA361
  • Supports FM: No
  • Package: Yes
  • Supports Recording Function: No
  • Dimensions (WxHxD): 115*64.5*16MM
  • Display Size: 2.4 inches
  • Balanced Out: Yes
  • External Memory: Yes
  • Storage media: Adopt an external TF card, Support FAT32 and exFAT document system, Su
  • Support the sound track: Two track (Stereo)
  • Digital output: 3.5mm coaxial output port * 1
  • Coaxial output: Level 0.5Vp-p, matched impedance 75 ohm, support the highest 24Bit / 1
  • Reference clock jitter: 0.088 micromicrosecond (88 femtosecond)
  • Ear amplifier output: 3.5mm single port * 1;3.5mm balanced port * 1


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NOTE: China is nearly back to normal from Corona virus, but the shipping leadtime still may be few days more than regular leadtime incl. Express which is deponds on the situation at your country usually. Pls be patient. 

Please Track Your Order with Tracking Number

 Shipping Policy

  1. All items will be shipped out from China within 1~ 3 days after payment except prominent note on the page. If we cannot, we will let you know new shipping date at once after the payment and cancellation is available if you cannot accept that. 
  2. We ship all items at free charges through Registered Air Mail with a tracking number except you choose others. 
  3. DHL/UPS/EMS  as a faster shipment option with additional charge is available. 
  4. Taxes may apply by some country law. Hifigo will be not responsible for the import tax. But we declare item at a lower cost usually, leave us a message with value if you want. 

Delivery Lead-Time of Express 

If you chose Express service with extra charges which is US$10-25 usually, it will be shipped out by DHL /UPS/FedEx/EMS/Aramex etc. Total shipping lead time from our warehouse to you as follows: 

America/Mexico/Canada/Europe/Australia: 3 - 5  days 

Russia: 8 - 15  days by Pro service ,7 days by EMS ( only no battery).

Asia: 3 - 5 days 

South Africa:  4 - 6  days 

Middle East:3-7days by Aramex

Else of world: 5-10days 

Pls note: 

  1. Most packages are transhipped and the tranship numbers will be listed on tracking status incl. DHL express. Above is the total leadtime from our warehouse to desination. 
  2. There will be additional charges around US$ 35 for remote area. If you are not sure about whether your area is remote, write us for promopt reply. 

Delivery Lead-Time of Free shipping 

North America

United States/ Canada: 8 - 15 days ( Average 10days ) 
Elsewhere of North America: 15 - 25 days 


Tailand:5 - 8 days
Japan:6 - 8 days 
Malaysia:5 - 8 days 
Korea: 8 - 12 days
Singapore: 8-15days
Elsewhere of Asia: 10- 20 days 


Germany/UK/France/Switherland/Austria/Finland: 8 - 12 days 
Belgium, Croatia, Czech Republic, Denmark, Estonia, Greece, Guernsey, Hungary, Ireland, Italy, Jersey, Lithuania, Luxembourg, Malta, Netherlands, Norway, Poland, Portugal, Romania, San Marino, Slovakia, Slovenia, Spain, Sweden, Russia major cities: 10 - 20 days
Elsewhere of Europe: 15 - 30 days


Australia:5 - 10 days
Elsewhere of Oceania: 10 - 20 days


14-35 days  

South America

Peru major cities:14-16 days 
Elsewhere of South America 15-25 days

Note: There may be exceptions to the delivery times presented here, depending on your location. Sometimes it delays due to the customs check or festival. 

Tracking FAQ

Q: When will you ship out the cargoes after payment? 

A: Within 1 - 3 days except prominent note on the page for pre-sale items. If we cannot ship out in 1~ 3 days, we will let you know new shipping date at once and cancellation is available if you cannot accept that. 

Q: I got a shipping confirmation and tracking number. Why don’t I have tracking information listed immediately?

A: Since shipping process involves multiple steps of coordination between internal and external parties, it doesn’t happen instantly. Usually tracking information will be listed on the next day of shipping confirm notification email/SMS.  

Q: Why tracking information is not updated for a long time? 

A: Usually it is on the way to your local country, pls be patient. If it is not updated a few days after arriving in your country, pls try to contact us or the carrier for additional information. 

Any other questions, feel free to contact us 



Hifigo offers 1 year warranty for Consumer Electronic products and so on. Should your product prove to be defective for non-artificial reasons within 1 year from the date of arrival, you can send the defective items back or unit for free repair. Hifigo will be in charge of the maintenance handling fees and replacement charges for defective components found to be defective due to manufacturer’s defect. (this free repair rule does not apply to motherboard & screen).

This warranty extends only to personal use & does not extend to any product that has been used for commercial use, rental use, or use which is not intended. There are no warranties other than expressly set forth herein. This warranty is not transferable.


  • Damage due to accident, dis-assemble, waterlogmisuse, abuse, alterations or vandalism.
  • Improper or inadequate maintenance.
  • Unauthorized modification or commercial use. 
  • Damage in return transit.
  • Unsupervised use by children under 18 years of age.

For the warranty details regarding other goods, please refer to the manufacturer’s original enclosed instruction manual.

Hifigo is not responsible in any way for damages, losses or inconveniences caused by equipment failure or by user negligence, abuse, or use not in accordance with the ‘User Guide’ or any additional safety, use, or warnings included in the product materials. Furthermore, Hifigo is not liable for incidental or consequential damages of any nature resulting from the use of this product and any liability shall not exceed the purchase price of the product.

This warranty gives you specific legal rights. You may also have other rights which vary from state to state.

Please email our customer service with your order number and your specific inquiries. Please describe your problems that you encountered with as details as you can.

Returns or Exchange

Can I cancel an order? 

Non- customized order can be cancelled without restocking fee if the product has not been shipped. For customized order, it is not accept for cancellanation after 24 hours you have placed an order. Hope you could understand that we will start production for your customized order once we receive your order in 24 hours.

Can I return the product that I don’t like and get refund?

Some items may be returned for either money back or exchange subject to the following conditions. Our policy is within 7days after receiving according to the tracking record. If 7 days after receiving have gone , unfortunately we can’t offer you a refund or exchange.

  • Any item returned  must be complete with all accessories, hardware, manuals or instructions, and in the same "new" condition as when it was when shipped to you. Please send us the photos or videos of it. 
  • Any item returned incomplete or with physical damage such as scratches etc., excessive signs of use or abuse will not be accepted for return.
  • Any item returned will be evaluated upon receipt. Of course, we cannot give refunds on defective merchandise resulting from mishandling, misuse, tampering or improper use.

Can I exchange product I ordered? 

We offer exchange service if the items in following conditions. (*Except Non-refundable & Non-exchangeable items)
  • Products must in “Good Condition” with no damaged in any way.
  • To exchange a product, the product must be available to purchase on and its price must be higher or equal to the original order amount.
  • The customer will have to pay the difference in price if s/he selects a product of a higher price.
  • If you have purchased any items with any discount offered by a joint promotion or other promotional activities but the discount offer has expired at the time of the exchange, the discount shall not be taken into account. Discounts offered by companies other than Hifigo shall be dealt with in accordance with the terms and conditions of the relevant companies.

What’s the normal process of cancel, return or refund ?

Please email our customer service with your order number and your specific inquiries. Please keep the product as original as possible and send us the photos or videos of it.

Which kind of product can be returned and refunded?

All cable/DAC/AMP/UIEM products are returnable if the product is in the same condition as when purchased. CIEM products cannot be returned. Defective products covered under warranty could be returned for servicing, but NOT for refund.

When do items need to be returned by?

No later than 7 days after receiving the product (according to tracking record)

Where do items need to be returned to?

For international shipping, to make your ship back easily, pls contact us and choose your convenience place to ship back to us. If you want to ship back to us, please contact us for our shipping address.

When can i get refund for my product?

We will refund you once we receive your order and after product checking, we will refund you within 3 working days.

How much can I get for refund?

We will charge you 30% of the MSRP for restocking fee and then refund you the rest of the money. For example, if the MSRP is $100, we will refund you $70. If the item is returned without its complete original packaging (original box, foam padding etc.), additional 10% packing fee will apply. 

Who will be responsible for the shipping back fee?

You will be responsible for paying for your own shipping costs for returning your item. Shipping costs are non-refundable. If you receive a refund, the cost of return shipping will be deducted from your refund.  To provide you with the best shopping experience, we will try our best to choose the best shipping method to you. If you are shipping an item over $75, you should consider using a trackable shipping service or purchasing shipping insurance. We don’t guarantee that we will receive your returned item.