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The FiiO K3 Powered USB DAC is a high-performance audio solution designed to bring superior sound to your computer or mobile device. This compact and portable DAC converts digital audio signals into clear, detailed sound, improving the quality of your listening experience whether you're using headphones or external speakers. Powered by a USB connection, the K3 offers compatibility with a variety of devices and supports high-resolution audio formats, making it perfect for audiophiles and casual listeners alike.

Key Features

  • Supports high-resolution audio formats up to 32-bit/384kHz and DSD128
  • USB-powered for convenience and portability
  • Built-in headphone amplifier for better sound clarity
  • Compact, sleek design for easy portability
  • Compatible with Windows, macOS, and Linux operating systems
  • High-quality build with a durable aluminum housing
  • Offers both 3.5mm and 2.5mm outputs for versatile headphone use

Why Buy

The FiiO K3 Powered USB DAC is an excellent choice for anyone looking to enhance their audio experience with a portable and versatile DAC. Its high-resolution audio support, easy USB-powered setup, and durable build make it the perfect solution for listening on the go or at your desk.

  • Compact and portable design for easy use anywhere
  • Supports high-res audio for audiophile-quality sound
  • USB-powered for simplicity and convenience

Product Specifications

Product Specifications
Brand FiiO
Model K3
Type Powered USB DAC and Headphone Amplifier
Connectivity
Bluetooth No
Input Options USB Type-C
Output Options 3.5mm SE, 2.5mm Balanced, Line Out
Power
Power Output 220mW @ 32Ω (balanced), 100mW @ 32Ω (single-ended)
Battery Life Not applicable (AC-powered)
Charging Time Not applicable
Audio Features
DAC Chip AKM AK4493EQ DAC
Supported Audio Formats PCM up to 32bit/384kHz, DSD256
Signal-to-Noise Ratio (SNR) Up to 115dB
Total Harmonic Distortion (THD) <0.001%
Size and Build
Dimensions 106 x 52 x 12 mm (4.2 x 2.0 x 0.5 in)
Weight 120 g (4.2 oz)
Compatibility
Compatible Headphones 16–300Ω impedance headphones
Operating Systems Supported Windows, macOS, Android, iOS
Additional Features
Noise Cancellation No
Customizable EQ Yes (via FiiO Control App)
Warranty
Warranty 1 Year

FiiO K3 Powered USB DAC FAQs

How does the FiiO K3 improve the audio quality of a laptop's headphone output?

Users have reported that the FiiO K3 significantly enhances audio quality compared to standard laptop outputs. One reviewer noted that it provides a clean, low-noise floor with powerful amplification, easily driving most headsets and in-ear monitors with ample volume.

Is the FiiO K3 compatible with both Windows and macOS systems?

Yes, the FiiO K3 is compatible with both Windows and macOS. It features a USB-C input and offers a switch to toggle between USB 1.0 and 2.0 modes, ensuring broad compatibility across different operating systems.

Does the FiiO K3 support high-resolution audio formats?

In its price range, the FiiO K3 is highly regarded for its performance. A reviewer compared it favorably to the FiiO E10K, noting that both devices offer dynamic sound with sharp transients and a wide soundstage, making them excellent choices for enhancing laptop audio.

How does the FiiO K3 compare to other DACs in its price range?

In its price range, the FiiO K3 is highly regarded for its performance. A reviewer compared it favorably to the FiiO E10K, noting that both devices offer dynamic sound with sharp transients and a wide soundstage, making them excellent choices for enhancing laptop audio.