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The FiiO K9 Pro ESS Desktop DAC and Amplifier is a high-performance audio solution designed for audiophiles and music enthusiasts seeking superior sound quality. Equipped with a powerful ESS Saber DAC chip, the K9 Pro ESS offers exceptional clarity, dynamic range, and detail. This desktop DAC and amplifier combo is engineered to support high-resolution audio formats, ensuring a pristine listening experience across all your devices. With balanced and unbalanced outputs, as well as versatile connectivity options, the K9 Pro ESS is an ideal choice for anyone looking to elevate their audio setup.

Key Features

  • ESS Saber DAC Chip: High-quality ESS DAC chip provides an exceptionally detailed and natural sound reproduction.
  • High-Resolution Audio Support: Fully supports PCM, DSD, and MQA for a range of high-resolution audio formats.
  • Powerful Amplification: Capable of driving a wide variety of headphones with ease, delivering powerful audio output without distortion.
  • Balanced and Unbalanced Outputs: Offers both balanced XLR and unbalanced RCA outputs for flexible connectivity options.
  • Multiple Input Options: Features USB, optical, and coaxial inputs for compatibility with a wide range of audio sources.
  • MQA Decoding: Supports MQA (Master Quality Authenticated) decoding for audiophile-quality streaming from Tidal and other sources.
  • OLED Display: High-quality OLED screen displays important audio information, such as volume and input source.
  • Desktop Form Factor: Compact, space-saving design that fits seamlessly into any audio setup.
  • Premium Build Quality: Built with durable materials for longevity and stability, ensuring consistent performance over time.

Why Buy

The FiiO K9 Pro ESS is perfect for audiophiles looking for a desktop DAC and amplifier solution that combines high-quality audio with versatile functionality. Whether you’re a critical listener or simply enjoy quality sound, the K9 Pro ESS offers clear, detailed sound and can drive most headphones with ease. With support for high-resolution audio formats, MQA decoding, and multiple connectivity options, this unit delivers exceptional performance and convenience. If you want to experience audio at its finest, the K9 Pro ESS is a must-have addition to your setup.

  • High-Resolution Support and ESS DAC: Enjoy pristine audio playback with support for PCM, DSD, and MQA formats.
  • Powerful and Flexible Amplification: Easily powers a wide range of headphones with both balanced and unbalanced output options.
  • Multiple Inputs and MQA Decoding: Stream high-quality audio from multiple sources, including Tidal, with MQA support.

Product Specifications

FiiO K9 Pro ESS Desktop DAC and Amplifier Specifications
Brand FiiO
Model K9 Pro ESS
Type Desktop DAC and Amplifier
Input Options USB Type-C, Optical, Coaxial, Line-in (RCA)
Output Options 3.5mm Headphone Jack, 4.4mm Balanced Output, XLR Balanced Output, Line-out (RCA)
Power Output Up to 3W (at 32Ω, balanced)
Amplifier Type Fully Discrete Class A (for headphone output)
DAC Chip ESS Sabre ES9038PRO
Supported Audio Formats MP3, AAC, FLAC, ALAC, DSD, MQA
Signal-to-Noise Ratio (SNR) 125dB
Total Harmonic Distortion (THD) 0.00008%
Dimensions 230mm x 190mm x 58mm
Weight 2.2kg
Compatible Headphones 32Ω to 600Ω (ideal for high-impedance headphones)
Operating Systems Supported Windows, macOS, Linux, Android
Noise Cancellation No
Customizable EQ Yes (via FiiO Control app)
Warranty 1 Year

FiiO K9 Pro ESS Desktop DAC and Amplifier FAQs

What audio formats does the FiiO K9 Pro ESS support?

The FiiO K9 Pro ESS supports PCM up to 384kHz/32-bit, DSD256, and full MQA decoding, providing exceptional detail and clarity for high-resolution audio.

Can the FiiO K9 Pro ESS drive high-impedance headphones?

Yes, the K9 Pro ESS has a powerful amplification stage that can easily drive headphones with impedances up to 600 ohms, ensuring optimal performance for demanding headphones.

Does the FiiO K9 Pro ESS offer balanced connections?

The K9 Pro ESS includes multiple inputs, such as USB, optical, coaxial, and line-in, allowing seamless switching between devices like PCs, gaming consoles, and music players.

How does the FiiO K9 Pro ESS handle multiple device connections?

The K9 Pro ESS includes multiple inputs, such as USB, optical, coaxial, and line-in, allowing seamless switching between devices like PCs, gaming consoles, and music players.