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Hiby HiBy FC3 MQA Enabled USB Dongle (DAC+AMP)

MQA authenticated dongle—the HiBy FC3

Supports MQA, HiBy Music app, HiRes certified, 70mW high power / low battery consumption, ES9281pro DAC, RGB indicator light, DSD128, 3.5mm headphone jack, all metal body

Supports MQA

Supporting MQA, the full unfolding of MQA audio performed by the FC3 brings you the full studio / concert experience. The FC3 includes MQA Renderer technology, which can connect to an MQA Core signal and complete the final unfold of an MQA file. The LED glows magenta to indicate that the unit is rendering an MQA stream or file. MQA-enabled software must be used on the smartphone (e.g. HiBy Music, TIDAL) to realize 4x unfolding of MQA audio.

* MQA support is expected to be added in HiBy Music app soon.

The official couple

Best compatibility with HiByMusic Exclusive HQ USB Audio Access mode. HiFi solution for smartphones.

3.5mm headphone jack

With its industry-standard 3.5mm headphone jack, the FC3 enables your smartphone to connect to standard wired headphones for improved music performance.

High quality, low consumption

Low power consumption stops the drain on your smartphone and keeps your music going.

HiRes certified audio quality

Certified by the Japan Audio Society for high resolution audio.


The ES9281pro DAC is behind the all-format HiFi decoding power of the FC3.

High output power

70+70mW@32Ω is a high output power for a USB headphone dongle, to power all sorts of HiFi headphones.

Supports high-res audio

Support for PCM up to 32bit/384kHz and DSD128 DoP.

Use as your computer's sound card

Plug & Play on Macs and Windows 10. No charging required.

All-metal body

With its simple elegant lines, highlit bevelled edges and aluminium alloy body
Every angle exudes quality! 

Volume buttons

30-step hardware volume buttons allow you to free adjust the volume to suit all usage situations.

RGB indicator light

The indicator light light comes up in different colours according to the currently playing music format / sample rate.

Red: connected, not playing
Blue: playing at PCM 32-48kHz
Green: playing at PCM 88.2-192kHz / DSD64
Light green: playing at PCM 352.8-384kHz / DSD128
Purple: playing MQA 

Package contents

FC3 headphone DAC+amp
FC3 leather case
Type-C to Type-C OTG interconnect
USB to Type-C interconnect
Packing box
User manual
Warranty card
QC certificate 

Look at me

Name HiBy FC3
Dimensions 45*13*9 mm
Weight 9.1g
DAC chip ES9281PRO
Hardware buttons Volume +/-
DSD support Up to DSD128 (DoP)
Indicator light RGB LED status indicator
USB port Type-C
Headphone port Standard 3.5mm headphone port for headphones and CTIA-standard headsets, does not support line control
Microphone Support (Available in non-exclusive mode)