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FiiO QX13
Portable High-Res Lossless Music Player
900mW+900mW desktop-level power | ESS 8-channel DAC ES9027PRO
6 TI high-precision op-amps | XMOS 16-core XU316
10-band high-precision PEQ | Fully carbon fiber body
1.99-inch color display | Included magnetic protective leather case
*Pictures are for reference only. The actual product may vary.
High Specs
New Chapter
All-new FIIO QX series
Writing a new chapter on high-performance audio dongles
FIIO QX13
Brings together over a decade of FIIO’s technical expertise
Combines the Q series of portable amps with magnetic/attachable features
Creating a high-end, fully integrated ecosystem audio dongle
Fully carbon fiber body
Always pushing boundaries
Pushing the boundaries of what can be done – the QX13 is made with up to 21 layers of stacked carbon fiber for a lightweight yet durable build. The carbon fiber also allows it to be resistant to interference and heat, while featuring a unique texture and a premium feel.
*Carbon fiber is widely used in high-end products such as aviation, sports cars, and other items. It is light in weight, high in strength and stiffness, and resistant to corrosion. It has excellent properties and feels luxurious.
*To improve grip comfort and achieve a better visual effect, the surface of the carbon fiber version was processed with ultra-transparent UV varnish treatment. Please use the QX13 with the leather case to minimize scratches caused by friction with hard objects.
*There is an alternate aluminum alloy model with a laser-engraved back panel, with its simply elegant yet advanced look.
Extra large color display
A fresh perspective
The QX13 features an extra-large color display outfitted with Corning third-gen high-strength glass for greater durability and scratch resistance, rare among audio dongles. Multiple newly developed personalized UI themes powered by a 32-bit processor ensure that the user experience is unrivaled among audio dongles, making it just right for you whether in portrait or landscape mode.
Desktop-grade DAC
ESS SABRE PRO
Flagship ES9027PRO
The chip features a fully differential audio architecture design with 8 channels set up in parallel, and is paired with a pair of ultra-low-noise ES9312 regulators for precise output matching on each audio channel. Audio signals are accurately restored thanks to this pair of chips’ optimized power efficiency and effectiveness in reducing clock jitter.
*The ESS SABRE PRO series of DAC chips are mainly used in high-end audio systems and professional audio gear. The first generation of products included the flagship ES9038PRO, and the second generation of products included the new flagship ES9039PRO and EES9027PRO.
6 high-end TI op-amps
Powerful and stable output
with high efficiency
The QX13 uses four wafer-level precision-integrated INA1620 chips, with a specially designed internal layout to significantly reduce crosstalk – for no interference between channels even under extreme conditions. Additionally, two low-noise, low-distortion OPA1692 chips are employed to ensure excellent dynamics under various load conditions.
Patented Desktop Mode
Adaptive regulation
Balancing performance
and power consumption
Thanks to its new configuration, optimized audio circuit, and more efficient heat dissipation, the QX13 in desktop mode can deliver power comparable to full-size headphone amplifiers while also significantly reducing power consumption. It also features a high- precision power meter, capable of accurately assessing the power supply capabilities of different USB sources and intelligently adjusting accordingly the headphone amplifier’s gain and output power.
Patent no：ZL202321946664.8
Digital and analog separation Multi-layer shielding
The digital and analog boards are separated and equipped with a shielding cover for isolation, ensuring precise and dynamic signal processing. This design also effectively absorbs and dissipates heat, enabling effective thermal management and ensuring the QX13 delivers sustained high-power output.
XMOS 16-core XU316
Uniquely brilliant
The QX13 has pro-grade USB Audio quality, with high performance, low latency, and support of up to 768Khz/32bit PCM and DSD512 native decoding. Dual ultra-low phase noise, low temperature drift femtosecond crystal oscillators ensure that audio of various sampling rates is correctly handled for the best sound quality. The XMOS XU316 also allows for a 10-band lossless PEQ, which can be tuned either via the Android FiiO Control app or through the web, making it easy to dial in your sound.
*Web PEQ location: Top bar of FIIO website – Support – Web-based PEQ settings
*When PEQ is turned on, the max sampling rate supported PEQ adjustment is PCM 192kHz/24bit
Specially-designed
audio architecture
Rivaling pro DAC and headphone amplifiers
The QX13 condenses audio architecture design found in fairly high-end DAC and headphone amplifiers into a small dongle. The QX13 with its design achieves high-precision conversion of audio signals to the DAC thanks to dual crystal oscillators. The audio signal goes through multiple stages of analog processing—including LPF voltage amplification, BUF current boosting, and parallel-enhanced current expansion—delivering sound quality comparable to that of professional DAC and headphone amplifiers.
Full ecosystem of accessories The essence of portable HiFi
It is compatible with the ESTICK mini power banks, allowing you to travel light while still having powerful audio output. Turn on the charging function to allow it to be charged by the ESTICK, and you have a mini desktop-grade audio setup.
The included magnetic leather case achieves perfect alignment for an iPhone. For Android devices, the included magnetic ring can be used to achieve the same result.
Comes standard with an 8-strand decoding cable – 6 strands of monocrystalline copper + 2 strands of silver-plated monocrystalline copper, giving pure high-fidelity sound.
Dual curved magnets embedded in the case back
Want everything
Got everything
Temperature regulation, DC output
regulation, max volume limit
3.5mm output supports SPDIF out
UAC1.0 mode supports Switch/PS5 and other devices
60-step and 120-step volume adjustment scales
Supports Android FIIO Control APP/Web
Packing List
① ------------------------------------------------------QX13*1
② --------------------------------------------Leather case*1
③ -----------------------Type-C to Type-C data cable*1
④ ----------------Type-C silicone plug*2 (pre-installed)
⑤ ----------------------------------Screen protector film*1
⑥ ------------------Ring-shaped magnetic conductor*1
⑦ ---------------------------------------Quick Start guide*1
⑧--------------------------------------------Warranty card*1
Dealers selling FiiO near you
FiiO QX13 — pocket-sized, desktop-grade DAC/amp
The QX13 distills desktop-grade performance into a pocket chassis, centering on the ESS Sabre ES9027PRO DAC and XMOS USB handling to deliver high-res support up to 768kHz/32-bit and native DSD512 with full MQA decoding. Ian White praises its low jitter, tight output and punchy dynamics that drive everything from sensitive IEMs to demanding over‑ears via 3.5mm and balanced 4.4mm outputs and a dedicated Desktop Mode. The carbon-fiber or aluminum body, 1.99" IPS display with Corning glass and thoughtful controls give a premium, durable feel. With a quiet noise floor (SNR ≥ 124dB), broad feature set (app control, 10‑band PEQ) and strong power headroom, the QX13 suits audiophiles who want portable fidelity without compromise and represents compelling value at its segment price.
Pros
- Reference-quality ES9027PRO implementation yields low jitter, clean detail and balanced, refined sonics.
- High output power, Desktop Mode and both 3.5mm SE and 4.4mm balanced outputs make it compatible with sensitive IEMs and power-hungry over‑ears.
- Premium, lightweight construction (carbon-fiber option, 1.99" IPS with Corning glass) delivers durable, pocket-friendly build quality.
- Extensive feature set—native DSD512, 768kHz PCM, full MQA decoding, app control and 10-band PEQ—gives flexible tuning and modern connectivity.
Sound Quality
90/100
Reviewer describes the QX13 as having real dynamics and 'punchy, distortion-free audio' under heavy load, and the OPA1692/INA1620 topology is credited for preserving punch and transient control. Specified high power (up to ~900mW into 32Ω in desktop/balanced mode) supports good headroom for demanding material and headphones.
Noise Floor
89/100
Measured spec sheet and review cite very strong noise performance (SNR ≥124dB; PO <2µV, BAL <3.4µV), and the write-up notes a cleaner sound as a result — implying a very quiet background suitable for most IEMs. The review does not explicitly use terms like 'dead quiet' or 'black background,' so the score is high but conservative relative to true reference-level claims.
Headphone Compatibility
90/100
Ecoustics explicitly states the QX13 works with everything from sensitive IEMs to power-hungry over-ears, and the unit offers both 3.5mm SE and 4.4mm balanced outputs plus a Desktop Mode that increases available power. High balanced output power (up to ~900mW per channel into 32Ω) and balanced topology make it suitable for most planars and hard-to-drive headphones.
Build Quality
91/100
The review praises the carbon-fiber construction (21 layers called out), lightweight yet durable feel, Corning third-gen glass on the display and solid physical design. Overall workmanship is described as robust and premium for a pocket-sized product.
Features Connectivity
93/100
Beyond the baseline single-input amp, the QX13 adds a high-quality ES9027PRO DAC, both 3.5mm and 4.4mm outputs, USB (XMOS) with driver-free operation, full MQA decoding, DSD512/768kHz support, app control with 10-band PEQ and gain control, and a dedicated Desktop Mode. That combination of balanced out, strong DAC, digital inputs and PEQ places it in the well-featured/top tier for portable/desktop dongle amps.
Value for Money
92/100
Ecoustics calls the $219 price 'priced right in the kill zone' where value and performance must compete, explicitly framing the QX13 as strong value for its feature set and performance. The reviewer presents price in a clearly positive light, indicating the product offers compelling value in its segment.
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