ORIGINAL OPA-Q2.1 SE Desktop DAC & Headphone Amplifier

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Regular price $599.99 USD
Sale price $599.99 USD Regular price
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DESCRIPTION
OPA-Q2.1SE is based on the success of OPA-Q2.1 and OPA-Q3.1, and has been carefully tuned and developed to further upgrade and optimize the product performance and user interaction experience. Original has always been committed to a higher degree of integration, to provide users with a wealth of ways to play, and higher quality of sound performance, so we integrated a higher quality decoding module in the whole machine. q2.1SE uses the second generation of XMOS chip program. It supports PCM 768Khz/32bit and native DSD512 playback, and is perfectly compatible with all high-specification lossless audio sources. The built-in audio-specific clock processing circuitry greatly reduces clock jitter, resulting in a cleaner, more precise sound that retains more detailed information.
 

The output section adopts 4 pieces of OPA1612 high-end dual op-amp chips, and audio-grade components, giving the Q2.1SE higher sound quality, and more vivid and atmospheric music performance. In addition, also built-in specially designed low-noise switching power supply, discrete components linear power supply and multiple analog circuits low-noise power supply, the impact of undesirable interference as far as possible will be minimized.
 

Under the careful design and tuning of the Original, the Q2.1SE has excellent performance indicators. Up to 126dB signal-to-noise ratio and dynamic range, as low as 0.000142% of the earphone distortion, and as low as 0.000096% of the line output distortion. Such excellent performance, giving users an extremely pure listening performance, the overall leap beyond Q2.1.
 

 

Q2.1SE front output interface, equipped with a four-pin balanced interface, 4.4mm balanced interface, 6.35mm single-ended interface. In the 16Ω impedance, the highest output power of the earphone amplifier up to 2.6 W. Adjustable headphone output gain option for headphone enthusiasts to provide a very high degree of convenience, a machine, easy to manage the vast majority of headphones on the market. The back of the body is equipped with RCA analog output interface, XLR Canon balanced interface, can be connected to an external amplifier or active speakers, expanding a richer play experience.
 
 

 
Input interface, equipped with Type-C digital input interface, coaxial input interface, optical input interface. There is also Bluetooth reception next to the USB port.
 

 
Input ports (except Bluetooth) all support DSD transmission, coaxial and optical support DoP64; focus on digital decoding scenarios Q2.1SE, the use is also quite simple, a computer, a Q2.1SE, you can easily get high-quality music listening experience!

Compared to previous models, the Q2.1SE has a new digital display screen for volume, input mode, gain and other information. In addition, Q2.1SE is equipped with a full-featured remote control, bringing audiophiles a more intuitive and convenient interactive experience.
 

 
The original adhere to the simple family design language, Q2.1SE appearance design as always simple and stable, the material luxury, chassis using a piece of cast aviation aluminum, piggyback arc waistline and open angle bracket type side design, after hours of CNC precision machining and surface treatment, the whole machine temperament jumped out, a better fit for the depth of the home HIFI users to use the habit of aesthetics.
 

 
Q2.1SE is equipped with Qualcomm Bluetooth module, supporting Bluetooth 5.0, and through the LDAC protocol, it can support up to 96Khz/24bit sampling rate, in order to obtain a high-fidelity wireless audio experience beyond the CD level. The Bluetooth module supports APTX-HD, AAC, SBC. rich protocol support brings better device compatibility.
 

The newly upgraded Q2.1SE decoding and earphone all-in-one, whether it is functionality, sound or performance performance, all show a very high level. Inherit the traditional heritage of the brand accumulated over the years, always maintain the original (Original) high quality standards.
SHIPPING & RETURN

Shipping Fees

Worldwide Free Shipping on SHENZHENAUDIO, Please allow 1-3 business days for conduct Quality Control in order to ensure the products quality.


If a customer would like the order reshipped, they’ll be charged a reshipment fee. Customers may also be subject to a restocking fee of up to 20 percent of the product cost.



Which Couriers To Use?

Given the amount of shipping partners we work with and the vast coverage area we serve, there are likely regions with much longer transit times than others. If you have any feedback, suggestions, or problems with the courier of your shipment, please feel free to submit a support ticket via the "Contact Us" button below.

Our goal is to provide our customers with the best shipping experience possible at a reasonable cost. This is why we constantly negotiate with existing shipping partners for lower rates and actively test new couriers for potential opportunities.



PO boxes or APO/FPO

The ability to ship to PO boxes or an APO/FPO address depends on the item's weight. If an item weighs more than 9 pounds, we won’t be able to ship to these addresses because of our current courier agreements.

To determine if your order is eligible for shipment to PO boxes or an APO/FPO address, please contact SHENZHENAUDIO Support.



Estimated Delivery Time

For customers in the continental United States:
5 to 14 business days from the date of shipping

For customers in Hawaii and Puerto Rico:
2 to 4 weeks from the date of shipping
International customers can expect longer shipping times, depending on the country in which they live:

Canada: 1 to 3 weeks from the date of shipping
Australia, New Zealand, Germany, France, and the UK: 2 to 4 weeks from the date of shipping
Other countries not listed above: 3 to 6 weeks from the date of shipping

Please keep in mind that these are rough estimates and shipments can be delayed due to unforeseen circumstances, like postal strikes or severe weather.

If, for some reason, you don’t receive your order within the estimated time frame provided above and suspect that it might be lost in transit, please submit a support ticket from your transactions page and we can look into the order with the courier. Lost-in-transit requests must be submitted to SHENZHENAUDIO Support within 4 months of the date of shipping or before the courier archives the tracking information.



Easy 30-Day Return Policy

If you are dissatisfied with your purchase for any reason, you may return it to SHENZHENAUDIO within 30 days of the received date, subject to the conditions and exclusions below.



Eligibility Conditions

Please read conditions below. If all conditions are not met, SHENZHENAUDIO reserves the right to refuse the return. All returned items must be in new condition, in their original unaltered box (including an intact UPC code) and must include all packing material, blank warranty cards, manuals and accessories. SHENZHENAUDIO can only refund the original purchase price. Shipping and handling fees are nonrefundable.



Defective or Damaged Items

Defective items may be repaired, exchanged or refunded at our discretion for the same model or manufacturer's equivalent model.



Exchanges

Depending on where you live, the time it may take for your exchanged product to reach you, may vary. Please allow 3-5 business days for mail-in exchanges to be processed.



Refunds & Credits

Once we receive and inspect your item(s), we will credit your account. Please allow 5-7 days for a credit to appear on your account. In most cases, we will issue your refund in the same way you made the original purchase. Please note: we can only refund the original purchase price. Shipping and handling fees are nonrefundable.

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.



Shipping

To return your product, you should mail your product to: 4F 405, Building F, No.2 Shangxue Science and Technology North, Bantian Street, Longgang Dist, ShenZhen, 518129 Guangdong, China

If you’ve done all of this and you still have not received your refund yet, please contact us at support@shenzhenaudio.com.
SPECIFICATIONS

Input Method : USB / Optical Fiber / Coaxial / Bluetooth

Output method : 6.35mm headphone / balanced headphone / 4.4mm headphone / balanced line /

Single-ended line

Output Amplitude : Balanced Line 4.0Vrms / Single-ended Line 2.0Vrms

Power output : 2.6Wx2(16Ω) / 1.3Wx2(32Ω)

Amplifier Gain : Low Gain 0dB / High Gain 10dB

THD+N : Line Output 0.0001% (-120dB) / Headphone Output 0.00015% (-116dB)

Dynamic Range : Balanced Line 126dB / Single-Ended Line 124dB / Earphone Output 123dB

Signal-to-noise ratio : Balanced line 126dB / Single-ended line 124dB / Earphone output 123dB

Output Impedance : Line Output 100Ω / Headphone Output near 0Ω

USB Transmission : USB1.1 and USB2.0 (Asynchronous)

USB compatibility : Windows 7/8/8.1/10/11 (driver installation required)

Android, Mac OSX10.6 or Later, Linux (driver not required)

Bit Depth .

USB 1bit, 16~32bit

Optical/Coaxial 1bit, 16~24bit

Sampling Rate :

USB PCM 44.1~768kHz

DSD 2.8224~22.5792MHz

Optical/Coaxial PCM 44.1~192kHz

DSD DSD64(DoP)

Bluetooth Specification : 5.0

Power Consumption : <24W

Standby Power Consumption : <0.5W

Volume : 248 x 248 x 70mm

Weight : 5.5kg

WHAT IN BOX?

OPA Q2.1SE * 1
Remote control * 1
Power cable * 1
User manual * 1