20 Best Fiio E9K Manual of 2025 – Romance University
After hours researching and comparing all models on the market, Romance University finds out the Best Fiio E9K Manual of 2025. Check our ranking below.
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- [Supports up to 384 kHz and native DSD256]: The K9Pro ESS desktop DAC is equipped with the high performance dual ES9038PRO, supporting up to 384 kHz and native DSD256 audio.
- [Support lossless MQA renderer]: The K9Pro ESS amplifier supports the unfolding of MQA tracks, allowing you to listen to high-resolution audio files that are not only reasonably sized, but also retain master-level sound quality that brings you directly into the recording studio.
- [Bluetooth 5.1 and High Resolution Bluetooth]: The K9Pro ESS bluetooth headphone amps supports AAC/SBC/aptX/aptX LL/aptX HD/LDAC/aptX adaptive lossless bluetooth formats, it means you could get high resolution sound more convenient.
- [Plentiful playing ways]: ①Front: XLR 4-pin, 4.4mm balanced, 6.35mm single-ended headphone outputs ;②Rear: 4.4mm balanced Line in; coaxial, optical, RCA, XLR out; for more convenient connections to external amps or speakers; ③Side: USB Type-C port, for your player, mobile phone,PC.
- [DAC/AMP combos]: K9Pro ESS desktop amplifier can drive 600Ω power-hungry headphones. Connect to your pc, players as desktop dac, you also could play with your speaker or external amplifier.
- R9 is a flagship desktop high-definition audio playback and decoding headphone amplifier all-in-one machine, mainly used to connect headphones, active speakers, and other devices. Thanks to the flagship configuration and rich input and output interfaces, R9 can be used as a professional digital turntable, preamplifier, decoder, and also enjoy high-quality music streaming wirelessly and local network playback.
- Easy Control: In open Android mode, it's easy to operate the R9 through its 6-inch FHD touchscreen. Additionally, you can install and use third-party streaming applications such as Amazon Music, Apple Music, Tidal, Spotify, and more。
- Equipped with 8-channel ES9038PRO*2 + 8 THX AAA 788+, the performance and sound quality have been significantly enhanced. The output power of each channel remains undistorted at a high level of 7300mW under 32Ω, providing an exceptional audio experience for both earphones and headphones
- The R9 supports HDMI decoding, HDMI video output, and HDMI ARC. It can be connected to televisions, gaming consoles, Blu-ray players, monitors, and other devices, allowing for high-definition audio and video output for both entertainment and gaming.
- The R9 supports various functions such as DLNA, Airplay, and Roon Ready. It can be controlled through a remote control app or the included RM3 remote control, allowing for desktop or long-distance control.
- MAX Power Output up to 1400Watts: The K11 uses multiple low-noise LDOs for precision voltage regulation and an external 12V power supply to provide a pure and powerful power source for stable high-quality audio performance. The device is capable of outputting up to 1400mW of power in balanced mode with a 32Ω load.
- VA display: The high-definition VA display screen is carefully customized with high contrast and long lifespan. It can provide a clearer presentation of the current status of the device, such as sampling rate, volume, gain, output mode, etc., making your operation simpler and more intuitive.
- [Variety of inputs]: Supports USB/coaxial/optical inputs, with optical and coaxial inputs supporting up to 192kHz inputs, K11 amplifier is convenient for connecting various music players and digital interfaces.
- [Variety of outputs]: Supports4.4mm/ 6.35mm (1/4 in.) headphone out/RCA line-out/ Coaxial outputs, the RCA line-out line signal is adjustable up to a maximum of 2Vrms, so the K11 portable DAC can be used with a variety of active speakers and external amplifiers.
- [Easily handles low or high impedance headphone]: For a total power output of up to 1400mW under a 32Ω balanced load, and up to 250mW at 300Ω balanced load, K11 desktop amplifier can easily handles any low or high impedance headphone.
- Flagship Performance with Massive Storage Built on Qualcomm Snapdragon 680 with 8GB RAM and 128GB internal storage, ensuring smooth multitasking, fast streaming, and long-term system stability far beyond its class.
- Dedicated XMOS XU316 for Superior USB Audio Features a standalone XMOS XU316 USB audio processor, delivering ultra-low latency and consistent high-quality performance for music and video playback across all platforms.
- True Portable R2R HiFi Player FiiO’s first portable player built around a self-developed R2R resistor ladder DAC, faithfully translating desktop-grade R2R architecture into a compact form. Offers two sound profiles: FLAT (neutral) and WARM (smooth, analog-inspired).
- Immersive 5.5” Full HD Display, Lightweight Design A 5.5-inch 1080×2160 touchscreen with cassette, spectrum, and VU meter themes enhances both visual immersion and listening ritual. Weighing only 258g, with an AG matte glass back for comfortable daily use.
- AUTO EQ for Effortless Sound Matching Supports AUTO EQ, automatically matching headphone frequency curves for precise, lossless tuning. Additional preset and manual EQ options allow deep customization.
- A Brand-New Processor That Surpasses Competing Products — Qualcomm Snapdragon 680 Built on a 6nm process, it delivers superior performance and enhanced power efficiency. With 4GB+64GB storage and Android 13, it ensures smooth and seamless operation for all major music apps.
- Patented Desktop Mode with 950mW High Power Output: When Desktop Mode is activated, the M21 operates entirely on external power, with the built-in battery neither charging nor discharging—effectively extending battery lifespan.
- Quad CS43198 Matrix DACs, Fully Balanced 2-Stage Amplification: Featuring a 4-channel, 8-path fully differential output design, it unleashes its full potential with exceptional dynamic range and high noise immunity. The headphone amp adopts a 2-stage circuit design—the first stage handles voltage amplification while the second stage boosts current—ensuring pristine sound quality and rich detail.
- Versatile Ports, High-Performance Output: Supports dual 3.5mm + 4.4mm headphone/LO outputs, equipped with independent line amplification circuits. Also supports SPDIF and USB Audio output, with SPDIF performance rivaling professional digital transports—reducing jitter by 70%.
Last update on 2026-02-24 / Affiliate links / Product Titles, Images, Descriptions from Amazon Product Advertising API
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FAQ:
Q: What is the FiiO Qogir (e9k)?
A: The FiiO QOGIR (E9K) desktop headphone amplifier offers truly stunning audio performance and versatility to headphone audio enthusiasts. Its sleek and modern appearance belies the engineering marvel within.
Q: Can the creative e09k be used as a headphone amplifier?
A: Creative combo, highly cost-effective desk top DAC AMP: E09K can not only be used as a headphone amplifier but it can also be combined with a FiiO DAC like the E07K or E17 to create a fully functioning desktop amp and DAC
Q: How can I connect other equipment to the e09k?
A: Various interfaces make it very convenient to connect with other equipment: The E09K input supports DOCK IN, AUX IN, USB IN (DAC when a suitable DAC is docked with the E09K) and the E09K output supports headphone output, LINE OUT and PRE OUT beyerdynamic DT 770 PRO 80 Ohm Over-Ear Studio Headphones in black.