Professional audio architecture

Equipped with 2 of ESS technologies’ renowned ES9219 DAC chips, set to output to each channel independently, their strong decoding power not letting go of a single musical detail. Equipped with 45.158MHz and 49.152MHz dual dedicated audio crystal oscillators for effectively lower jitter, providing the whole audio system with a high precision, low jitter clock source. Driven by a highly integrated 28nm USB receiver chip of high efficiency, with the 416M dedicated audio DSP onboard to realize the best balance between high performance and long runtime, effectively lowering consumption of smartphone's battery. Supporting up to PCM768kHz/32bit, DSD256 (native) decoding, edging on professional HiFi in decoding specifications, this will have no problems decoding all your usual lossless streaming formats.

MQA 8X unfolding

The HiBy FC4 supports MQA unfolding by a factor of 8X, providing playback quality on a level with the master tapes, taking you back to the recording venue! The smartphone must be using apps supporting bitperfect and MQA (e.g. HiByMusic, TIDAL), in order for MQA unfolding to occur with the HiBy FC4 connected via USB.

Hardware volume buttons & RGB indicator light

30-step physical hardware volume button controlling hardware volume controller for best adaptability and lossless volume control. Displaying different colours depending on what is being played:
Green: MQA
Blue: MQA studio
Magenta: MQA core (MQB)
Yellow: ≤48k
Aqua: 64k-192k
Orange: 352.8k or above
White: DSD Red: Paused

Ultra-Portable

All-metal body in Bauhaus design language, black with luxurious gold trim. Its size is 65.3*22.1*11.9 mm and weighs 21.7 g. HIBY FC4 stands out from the rest due to its minimalism, high performance, and take-anywhere durability.

All-platform support, plug-and-play

Supports use on Android / iOS / Mac / Windows as USB dongle / computer external soundcard. No charging required, driver-free plug-and-play. Driver-free plug-and-play on Android / iOS / Mac / Windows 10.

Technical Details

Model
HiBy FC4
Dimensions
65.3*22.1*11.9 mm
Weight
21.7 g
Chipset
ES9219 * 2
Buttons
Volume up / down
Supported formats
PCM up to 768kHz/32bit, up to DSD256 native
RGB indicator light
Status indicator
USB port
Type-C
Headphone out
3.5mm TRS and CTIA-spec TRRS headsets
Balanced headphone out
4.4mm balanced
Inside the Box
  • 1 x HiBy FC4
  • User Manual

30-Day Return Policy

You may return any non-customized product that is still factory sealed, within 30 days upon receiving it. For items that are damaged, incorrect, or faulty upon delivery, Linsoul will assess the issue and provide a solution accordingly.

1 Year Warranty

Most products within our store come with a 1 year warranty. Please check our terms of service to see more.

Processing Time

This product is in Pre-order period. Pre-orders are provided for items that have not reached us and will take some time to be shipped out.

Pre-order Period: 1 month

Note:

  • No cancellation of orders once ordered.
  • All orders to be shipped out sequentially.

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