Hiby Crystal 4

The Latest Multi-BA Pair IEMs

    All-Knowles Quad-BA driver configuration
    Natural & Balanced Sound Tuning
    Handcrafted Inner Cavity Molds
    Hi-Res Audio Certified
    Opal Faceplates
Regulärer Preis €299,99
Verkaufspreis €299,99 Regulärer Preis

Driver Configuration

All-Knowles driver configuration, 2-way crossover for 4 drivers—no expense spared. Knowles 22955 low frequency driver, 29689 midrange, dual 31736 high / ultrahigh frequency drivers for smooth and natural frequency handovers.

Popular Acoustic Tuning

Our in house team of acoustic engineers, with their accumulated experience, put together the acoustic design that puts out this balanced FR curve which is tuned to yield the most balanced frequency response playing modern popular music. The frequencies are balanced yet distinct, yielding long term listening comfort but also able to render your whole music catalogue in a new light. Certified by the Japan Audio Society bestowing the HiRes logo to show it benefitting maximally from hi res music.

Handmade With Craftsmanship

Solid-core earpieces made with German imported epoxy Crystalline appearance as befits a “Crystal 4” .White opal faceplates a chimera of light and shadow. At times with clear borders and layers, at times glowing and translucent. This attractive faceplate will stand the test of time and appeal for as long as you own it.

Custom-Style Comfort

A mould shape borne out of Big Data analysis of anthropological pinna statistics ensures maximal long-term comfort for any ear shape and size.

High Quality Standard Cabling & Cable Sockets

High purity silver-plated copper conductor cable with standard 3.5mm single-ended termination. Industry standard 0.78mm 2-pin cable sockets for maximum cable upgradeability.

Inside the Box

  • 1 x Hiby Crystal 4
  • User Manual

1 Year Warranty

The Hiby Crystal 4 Comes with a 1 year warranty on the In-Ear Monitors and 3 month warranty on the cable.

Technical Details

Knowles balanced armatures (all of them)
Driver info
Knowles 22955 low frequency driver x1, Knowles 29689 midrange x1, Knowles 31736 tweeter / supertweeter x2
Frequency response
105dB/mW @1kHz
Nominal Impedance
3.5mm terminated high purity silver plated copper conductor cabling
Cable lengths
Cable sockets
Gold-plated socket for standard 0.78mm 2-pin cable plugs
Cable termination
3.5mm gold plated straight plug
Cabling specification
Dual-core 132-strand cabling per conductor, hand-braided
What's in the box
Crystal 4 earphones
2-core 132 cooper wire
Cleaning brush
Leather storage case

Authentic Products

Linsoul Audio is the authorized distributor. All products are authentic and genuine.

Worldwide Free Shipping

We are located in China but send our products worldwide for free. T&Cs apply.

1 Year Warranty

We provide 1 year warranty for the all products except the cables and accessories*.

Online Support

Need help?, we are here to assist you
Monday - Friday: 09:00 – 18:00 (UTC+8)

Customer Reviews

No reviews yet

Shipping Policy

Which countries do you ship to?

How much does shipping cost?

How long does it take to receive the order after it is placed?

What happens if the parcel has been shipped but not delivered?

Who will pay for the import tax/custom fees

What shipping companies do you use?

Customer Support

How do I get help for my order?

Do I get tracking details for my order?

How do I cancel my order?

30-Day Return Policy

Where should I send the product for the return process?

When must the product be returned after receiving the RMA form and details? 

When will I receive my refund after returning the product?