SKU: 88965390186

Open Box FiiO K11 R2R High-Performance Desktop DAC / Headphone AMP

Sale price$107.09 Regular price$118.99
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Description

Open Box FiiO K11 R2R High-Performance Desktop DAC / Headphone AMPOur open box products, used exclusively for unboxing videos, are original and unworn, available at a surprise discount price. Only one of each type in stockfirst come, first served. Purchase now for immediate shipping. Features: >High Performance Desktop R2R DAC AMP. >Fully Differential 24 Bit R2R Resistor Array. >NOS OS Dual Mode Free Switching. >Professionally Designed Electronic Volume Control Chipset(NJW1195A). >Supports 32 Bit 384kHz PCM and

Our open box products, used exclusively for unboxing videos, are original and unworn, available at a surprise discount price. Only one of each type in stock—first come, first served. Purchase now for immediate shipping.

Features:-

>High-Performance Desktop R2R DAC/AMP.

>Fully Differential 24-Bit R2R Resistor Array.

>NOS/OS Dual-Mode Free Switching.

>Professionally Designed Electronic Volume Control Chipset(NJW1195A).

>Supports 32-Bit/384kHz PCM and Native DSD256 Audio Signal Processing.

>Professional Audio Amp Circuit.

>1300mW+1300mW Strong Output.

>Three-Levels Adjustable Gain.

>Specially Designed Low-Noise Power Supply.

>6.35mm+4.4mm Dual Headphone Output Options.

>High-Quality Emerald Solid-State Capacitors.

>Customized LCD Display Screen.

>Global RGB Logo Light.

FiiO has released a new R2R variant for its highly acclaimed K11 desktop DAC/AMP. With a self-developed fully differential 24-Bit R2R Resistor Array, the K11 R2R brings a smooth and rich sound to its listeners. The K11 R2R has NOS/OS dual operating modes, each having its own sound characteristics. The DAC/AMP houses dual headphone output options, one 6.35mm single-ended and another 4.4mm balanced port. Equipped with a powerful amp section with three-level adjustable gain and high-quality emerald solid-state capacitors, the K11 R2R delivers a strong output of 1300mW per channel. Experience a rich, smooth, organic R2R sound with the FiiO K11 R2R, available now!!

Fully-Differential 24-Bit R2R DAC Array:-

FiiO has featured its newly developed four-channel fully differential 24-bit R2R resistor array on the K11 R2R. It consists of 48 resistors per channel, a total of 192 high-precision ultra-thin film resistors with 0.1% accuracy and low-temperature drift between the four channels. It promises clean and crisp output with dark background thanks to the specially developed audio circuit architecture.

NOS/OS Dual Operating Modes:-

FiiO K11 R2R has NOS(Non-Oversampling) and OS(Oversampling) dual operating modes. These are freely switchable and offer dual sound characteristics with the device. The NOS mode maintains the original sampling rate while signal processing while the OS mode oversamples all the signals to 384kHz for processing. NOS mode results in more musical presentation while the OS mode delivers more details and clarity.

Powerful Amp Section:-

FiiO has equipped the K11 R2R with professionally designed amp circuitry. It consists of Ti OPA1642 as Low-Pass filters and then dual SGM8262 Professional-grade operational amplifiers. The K11 R2R has an output power rating of up to 1300mWx2, which is adequate enough to drive demanding headphones with ease. It has three-level gain modes for easy pairing with sensitive as well as high-power requiring gear. The K11 R2R also adopts NJW1195A precise digital volume chipset for precise volume adjustment with low distortion between the channels.

Dual Headphone Output Ports:-

FiiO K11 R2R houses dual headphone output ports. It consists of a single-ended 6.35mm port and a balanced 4.4mm output port. You can easily pair different IEMs and headphones with the K11 R2R and enjoy high-resolution music to all its glory.

True High-Resolution Audio Signal Processing:-

FiiO K11 R2R supports decoding for high-resolution audio signals. It has full support for PCM and DSD signal processing supporting up to 32-bit/384kHz PCM and DSD256 audio signals. DSD256 requires the DSD output mode to be set to native. It is internally converted into PCM for R2R signal processing.

Professionally Designed Low-Noise Power Supply:-

FiiO K11 R2R features a professionally designed low-noise power supply. It consists of 17 Low-Noise LDO precision voltage regulator ICs and 2 DC-DCs providing a multi-channel power supply. It further benefits from the external 12V power supply ensuring a clean output with low noise and distortion issues. K11 R2R delivers quality sound for its users.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 88965390186

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Tara
Birmingham, US
★★★★★ 3
3 Star Read,
Format: Kindle
This book wasn't bad, but wasn't my cup of tea. It's highly disappointing because the storyline is so original. There is no real conflict or resolution, so the entire thing feels flat. As a lover of omegaverse books, I know there is a ton of variety out there, and ov is really up to the author. But this one is weird. Omegas have multiple scent glands all over their bodies and go into week long heats every month. Alphas have knots in the middle of their shaft instead of the base, and the knot doesn't always swell, no explanation of when or why. It doesn't engage at all when the mouth is in play. I also didn't enjoy the author's writing style. Each paragraph is only 1 or 2 sentences long, and the entire book reads very stacato. The conversations are stiff and unnatural feeling. Everything is very repetitive, both in word choice and in thought. The same thing is repeated 3 or 4 times over a single page, multiple times over. I ended up doing so much skimming. The first 50% of the book is all slow burn, and the last 50% is almost straight mediocre spice. This wouldn't have been all bad if the grammar and spelling errors didn't start at the exact same time. Tongue is repeatedly misspelled in the middle of the spice.
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Reviewed in the United States on September 14, 2024
D
Debby & Brian
Draper, US
★★★★★ 5
Cozy Omegaverse
Format: Kindle
This is the true definition of Cozy Omegaverse. LA wedding coordinator meets her pack at the location for a couple’s destination wedding. Low angst because they are scent matched high heat with heats and knots. Everything you love about this genre with very little anxiety. Simply a fun experience to read and a book I will comeback to when I’m in a slump. I simply love reading this book
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 19, 2026
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Verified Purchase
Iputmybookdownforthis
Massapequa, US
★★★★★ 4
Cute Omegaverse story
Format: Kindle
3.75 stars and 2 for spice. Adorable Omegaverse story about a wedding planner who has to go to a small town to plan a wedding for a movie star. While there, she meets her pack. This covers her struggles of not living there but trying to keep her relationship going with her 3 Alphas. It's a quick read and cute, so I recommend it for people who like light-hearted RH stories.
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Reviewed in the United States on May 31, 2025
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Verified Purchase
Dani
Lexington, US
★★★★★ 3
real good
Format: Kindle
This was a solid read for the ABO universe. The characters are great. The smut scenes were well written. And the town is so cute I want to go there. It didn’t have much character development it just felt like I was getting to the characters as they were getting to know each other.
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Reviewed in the United States on April 27, 2025
T
Tstar
San Leandro, US
★★★★★ 5
So sweet
Format: Kindle
It’s so unexpectedly sweet that it sneaks up on you. Each character is so unique and charming. I love the openness and honesty among their pack. It really blows me away how wonderful this omegaverse trope plays out. I received a free copy of this book and am voluntarily leaving a review.
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Reviewed in the United States on March 21, 2026

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