The FiiO K11 headphone amplifier offers multiple input and output options, including USB, optical, coaxial, and various headphone jacks, ensuring compatibility with a variety of audio sources.

It provides 1400mW of power in balanced modes, capable of driving a wide range of headphones for an impressive audio experience.

It features three levels of gain and volume curves, tailoring the sound quality to individual preferences.

It uses a carefully designed audio circuit, supported by over 16 low-noise LDOs, powered by an external stable power source of 12V.

The sleek aluminum construction features a non-slip base for stability, ensuring a modern and secure placement.

Multiple input and output options:

• USB, optical, and coaxial inputs.
• 4.4mm, 6.35mm, line RCA, and coaxial outputs.

High output power: 1400mW at 32Ω load, capable of driving HiFi headphones.

3 levels of gain and 3 volume curves: Customize your listening experience.

Designed audio circuit and power supply: Careful design with stable power supply.

Sleek and stable construction: Modern style with a sturdy base.

Active display: High-contrast VA display for critical information.

Intuitive control: Multifunctional volume knob for ease of use.

Driverless operation: Plug-and-play on Windows 10 and above.