Gateway to Hi-Fi

The JD1 by FiiO × JadeAudio brings true high-fidelity sound within reach. At its core is a 10 mm liquid-crystal-polymer (LCP) dynamic driver—lightweight yet rigid—that delivers rich, impact-driven bass and extends cleanly into the treble with total harmonic distortion kept below 1%.

Robust, Responsive Bass

FiiO’s asymmetrical internal-and-external magnet circuit increases magnetic flux around the voice coil for tighter transient response and higher output—so every drum hit and sub-bass rumble hits with authority, while preserving detail in mids and highs.

Built-In DSP & Presets

The USB-C version houses an independent DSP audio chip with native support for up to 96 kHz/24-bit decoding. Five onboard sound profiles (Default, Bass Extension, Treble, Vocal, Harman Reference) let you tailor the JD1’s signature via “+” and “–” buttons on the inline remote.

Universal Plug-and-Play

Choose between a 3.5 mm jack or USB-C connector: both are truly plug-and-play on iOS, Android, Windows, and Mac. The included cable’s HD mic and three-button remote handle calls, playback, and volume without extra adapters.

Comfort-First Design

Each 7 g earpiece features front-rear cavity pressure relief to reduce eardrum strain and an ergonomic, triangular shape that stays secure through long listening sessions. Aluminum-alloy nozzles provide consistent sound transmission and durability.

Premium Build & Future Upgrades

Hand-polished, die-cast zinc-alloy faceplates lend the JD1 a refined look and feel rare in entry-level IEMs. The 0.78 mm dual-pin detachable cable lets you swap in aftermarket cords to unlock even greater sonic potential.

Technical Details

Wearing Method
Around-the-ear In-Ear Monitor
Driver
10 mm LCP Dynamic Driver
Decoding Support (JD1 TC)
Up to 96 kHz / 24-Bit
Frequency Response
20 Hz – 40 kHz
Impedance
24 Ω @ 1 kHz
Sensitivity
109 dB / mW @ 1 kHz
Cable Material
OFC (Oxygen-Free Copper)
Cable Length
Approx. 120 cm
Single Unit Weight
Approx. 7 g (excluding cable)
Headphone Connector
0.78 mm 2-Pin Detachable Cable
Audio Plug (JD1 TC)
USB Type-C
Audio Plug (JD1)
Gold-Plated 3.5 mm jack
Inside the Box
  • 1× JD1 earphones
  • 1× Type-C earphone cable / 3.5 mm earphone cable
  • 3 pairs of ear tips (S/M/L; M pre-installed)
  • 1× Quick start guide

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

The FiiO/JadeAudio JD1 Comes with a 1 year warranty on In-Ear Monitors and 3 month warranty on the cable.

Processing Time

This product is currently in its pre‑order period. Pre‑orders apply to items not yet in stock, and shipping will begin once they arrive. Processing times are estimates only.

Pre-order Period:

  • No ETA. All orders to be shipped out sequentially when the units arrive in batches

Note:

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

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