US
FiiO

FiiO KA13 Portable USB-C DAC Dongle

  • 3.5mm and 4.4mm headphone outputs
  • 550mW balanced in Desktop mode
  • Dual CS43131 DACs, dual SGM8262 op-amps
  • PCM 384kHz/32bit, DSD256
  • FIIO Control app for RGB lights, SPDIF output, filters
  • Aluminum body, USB interface

Updated 3 days ago · Based on the Amazon listing and published specifications, not hands-on testing.

Our verdict

A tiny USB DAC and headphone amp with both single ended and balanced outputs and a desktop power mode for harder to drive headphones. Box contents and cable types are not listed, so check your device connection.

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ASIN: B0CJ6RKV6XModel: KA13

Overview

Not a basic headphone jack adapter, the FiiO dongle is a small DAC and amplifier that converts digital audio from a phone or computer before it reaches your headphones. Two outputs cover standard and balanced cables, and an app tunes filters and lights.

Power and output choice in a dongle are the reasons to buy, letting it drive higher impedance headphones that phones struggle with. Desktop mode draws more power, and the listing does not name included cables.

Who it's for

Wired headphone owners, especially with balanced cables, get cleaner conversion and more drive than a phone jack provides. Bluetooth listeners gain nothing from a wired dongle.

Pros and cons

Pros
  • Balanced and single ended outputs
  • High output in Desktop mode
  • Dual DAC chips
  • High resolution PCM and DSD
Cons
  • Box contents not listed
  • Desktop mode drains phone power
  • Cable type for phones unstated

Performance notes

Two DAC chips handle the left and right channels separately, and dedicated op-amps raise the signal to drive the headphones. Balanced output splits each channel's drive, which is how it reaches its highest power on the larger jack.

Specifications

BrandFiiO
ModelKA13
Capacity & performance
Audio Output ModeStereo
Construction & materials
Material TypeAluminum
Compatibility & installation
Compatible DevicesHeadphones, PC, Smartphone
InterfaceUSB
Included components
Included ComponentsNo
Unit Count1 Count
Other details
Number Of Channels2
Number Of Pins8

Frequently asked questions

Can the FiiO KA13 drive high impedance headphones?

FiiO says Desktop mode raises balanced output to 550mW, enough for both low and high-impedance headphones.

What does the FiiO Control app do with the KA13?

It sets the RGB lights, SPDIF output and audio filters, among other settings.

Does the FiiO KA13 work with Bluetooth headphones?

No. It is a wired USB DAC with 3.5mm and 4.4mm headphone outputs.