Kefine
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"Diamond-Like Clarity. Your Tuning. Your Sound."
The Kefine Klean SV is a precision-engineered single dynamic driver IEM built around a 10mm DLC (Diamond-Like Carbon) diaphragm for exceptional clarity, extended high frequencies, and a natural, musical sound signature. Two interchangeable threaded nozzles let you switch between a warm, smooth tuning and a brighter, high-resolution presentation — all housed in a durable alloy casting shell with a polished finish and a premium silver-plated copper cable.
| Driver Type | Single Dynamic Driver |
|---|---|
| Driver Size | φ10mm |
| Diaphragm Material | DLC (Diamond-Like Carbon) |
| Frequency Response | 20Hz – 20kHz |
| Sensitivity | 107dB ±3dB |
| Impedance | 32Ω ±15% |
| Cable Length | 1.2m ±0.2m |
| Cable Construction | 18 strands ×6 cores = 108 wires, silver-plated copper |
| Connector | 0.78mm 2-pin detachable |
| Termination Options | 3.5mm SE / 4.4mm Balanced / USB-C with Mic |
| Housing Material | Alloy casting (CNC polished) |
| Weight | 10g per side |
| Nozzles Included | 2 × interchangeable threaded nozzles (Silver + Black) |
Note: Available in three termination options — 3.5mm single-ended, 4.4mm balanced, and USB-C with microphone. Please select your preferred version before adding to cart. The silver nozzle provides a warmer tuning; the black nozzle provides a brighter, more resolving sound.
A new tariff system will take effect across all 27 EU member states starting 1 July 2026. The EU is abolishing the duty exemption for low-value parcels — all goods entering the EU will now be subject to customs duties, including a fixed duty of €3 per HS tariff code category for IOSS-declared goods under €150.
A handling surcharge of USD $5 has been applied to all standard shipments to EU countries on orders under $500. Orders over $500 qualify for free expedited shipping.
We collaborate with the following courier companies:
In the event that a shipment is refused, undeliverable, or returned to sender, HiFiCat will process a refund to the original payment method. If a customer requests reshipment, a reshipment fee will apply. A restocking fee of up to 20% may also apply.
All taxes and duties are prepaid (DDP). 5–10 working days. Free standard shipping.
Tracking examples:
Austria, Belgium, Bulgaria, Croatia, Czech Republic, Denmark, Estonia, Finland, Greece, Hungary, Ireland, Italy, Latvia, Lithuania, Luxembourg, Malta, Netherlands, Portugal, Romania, Slovakia, Slovenia, Spain, Sweden, Cyprus
All taxes and duties are prepaid (DDP). 10–15 working days.
💰 Shipping cost: $5.00 USD (orders $0–$500) | Free (orders $500+, via DHL Express)
Tracking examples:
Norway, Switzerland, Ukraine, Armenia, North Macedonia, Moldova, Monaco, San Marino, Vatican City, Serbia, Albania, Kosovo, Montenegro, Bosnia & Herzegovina, Belarus, Georgia, Andorra, Guernsey, Jersey, Faroe Islands, Svalbard & Jan Mayen, Guadeloupe, Réunion, Gibraltar, Isle of Man, Mayotte, Iceland, Liechtenstein, Turkey
All taxes and duties are prepaid (DDP). 10–15 working days. Free standard shipping.
Main tracking portal: https://t.17track.net/
📧 Email: support@thehificat.com
📞 Tel: +8619270016096
