FiiO K11 front panel with clean DAC and amplifier design for immersive sound
FiiO K11 ports and connectivity enable USB, coaxial, and optical inputs with easy setup
FiiO K11 6.35mm output powers headphones with strong, dynamic listening
FiiO K11 balanced 4.4mm output for high‑fidelity headphone pairing
FiiO K11 aluminum chassis adds sleek, compact desktop appeal
FiiO K11 VA display shows sampling rate and status clearly
FiiO K11 in a home office setup enhances TV and PC audio

FiiO

FiiO K11 DAC & Headphone Amplifier — 6.35mm & 4.4mm Balanced, USB/Coax/Optical, 1400mW, 384kHz/DSD256

Free U.S. shipping and free 30-day returns. Check the compatible models in the description below.

$197.51

In stock. Ships free, usually within 1–4 business days.

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Check the listed compatible models and specs before you order. Questions? Email us.

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Free tracked shipping on every order. Most orders arrive within 3–8 business days.

Free 30-day returns

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Return eligible items within 30 days of delivery for a full refund. We email you a prepaid return label.

Peak-demand shipping delays

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During high demand, deliveries may experience short carrier delays. Tracking updates remain active for every order.

Email support

Questions about fit or an order? Email nexoltic@gmail.com. We reply on business days (Mon–Fri).

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Product details

Overview

The FiiO K11 DAC and headphone amplifier is a compact desktop solution designed to elevate audio from your TV, PC, or workspace. Encased in a sleek aluminum alloy body, it brings a tidy, premium look to any desk while delivering ample headroom with up to 1400 mW of power. Support for high-resolution formats—up to 384kHz/24-bit and DSD256—lets you experience music and media with greater detail and nuance, without requiring a complete gear upgrade.

Connectivity and formats

  • USB, coaxial, and optical digital inputs give you flexible source options from a computer, media player, or game console
  • Headphone outputs include a 6.35mm single-ended and a 4.4mm balanced jack for broad headphone compatibility
  • RCA line-out and coaxial outputs enable easy connection to powered speakers or a larger home system

Design, display, and ease of use

  • Durable aluminum alloy chassis with a compact, slim profile to keep your desk clean and organized
  • High-definition VA display provides a clear readout for sampling rate, volume, gain, and output mode, making operation intuitive

Real‑world use cases and benefits

In living rooms or home offices, the K11 can refresh audio from a TV or computer, adding texture and clarity to music, movies, and games. The dual headphone outputs simplify switching between different listening setups, while RCA and coaxial outputs offer straightforward expansion to speakers or a larger system. The combination of high‑res support and robust power makes it a versatile upgrade for diverse listening scenarios without dominating your space.

Note: results vary with source material and headphones. The K11 is designed to be a flexible upgrade, presenting possibilities for richer detail, a broader soundstage, and smoother dynamics depending on your gear and preferences.

FAQ

Q: What devices is the FiiO K11 compatible with?

A: It supports USB, coaxial, and optical inputs, plus 6.35mm and 4.4mm headphone outputs and RCA line-out.

Q: What listening scenarios suit the FiiO K11?

A: Ideal for home or office setups, pairing with speakers or headphones to improve TV, PC, or media playback.

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