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Fiio LF-RB MMCX Upgrade Earphone Cable with 2.5/3.5/4.4mm

Fiio LF-RB MMCX Upgrade Earphone Cable with 2.5/3.5/4.4mm

Regular price $35.99 USD
Regular price $0.00 USD Sale price $35.99 USD
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Canada, Mexico, Romania, United States: import duty of 10 USD

FiiO LF-RB MMCX Upgrade Earphone Cable with Magnetic Swappable Plug (2.5mm / 3.5mm / 4.4mm)

Key Features:

  • Innovative Magnetic Plug System: Patented magnetic audio plug design (Patent No: ZL202120991345.3) allows quick swapping between 3.5mm, 2.5mm, and 4.4mm plugs for versatile connectivity.
  • High-Purity Audio Transmission: Uses silver-plated monocrystalline copper wires for excellent conductivity, delivering pure, detailed sound.
  • Enhanced Anti-Interference Shielding: Features a multi-layer shielding design with 25 anti-interference wires per strand, improving signal clarity and reducing noise.
  • Litz-Style Braided Construction: Minimizes skin and proximity effects, reduces resistance, and improves high-frequency resolution.
  • Comfort-Fit MMCX Connectors: Angled and expanded MMCX connectors provide a secure, ergonomic fit for prolonged listening comfort.
  • Durable German TPU Sheath: Transparent, flexible TPU outer layer from Germany offers durability, reduced microphonics, and an attractive appearance.
  • Quick Identification: “Left Blue, Right Red” marking ensures fast and easy channel recognition.

Technical Specifications:

Brand FiiO
Model LF-RB
Connector Type MMCX (Angled, Expanded)
Plugs Included 3.5mm / 2.5mm / 4.4mm (Magnetic Swappable)
Wire Material High-Purity Silver-Plated Monocrystalline Copper
Shielding 25 Anti-Interference Wires per Strand, Grounded 5th Pole on 4.4mm for Enhanced Shielding
Number of Strands 4 Strands, Each with 30 Signal Wires (Total 120 Signal Wires)
Braiding Litz-Style Braided for Reduced Resistance
Outer Sheath Transparent German TPU
Special Markings “Left Blue, Right Red” Quick ID
Compatibility FiiO FH9, FH7, FD7, FD5, and other MMCX-compatible IEMs

Shipping & Returns

  • Free Standard full searchable Shipping
  • DDP(Delivered Duty Paid) Services, No payment on receiption
  • Free 7-Day Return Policy!

⚠️ Important Notice: EU Customs Reform Effective 1 July 2026

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.


Shipping Fees & Couriers

We collaborate with the following courier companies:

  • Standard Shipping: Yunexpress, 4PX, NinjaVan
  • Special Country Channels: India – Yitong Express | United Kingdom – Royal Mail | Japan – Sagawa Global Transportation
  • Express Shipping (orders over $500 ship free): DHL Express, FedEx, UPS, SF Express

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.


Shipping Rates & Estimated Delivery Times

1. France, Germany, United Kingdom, Italy, Spain, Poland

All taxes and duties are prepaid (DDP). 5–10 working days. Free standard shipping.

Tracking examples:

2. EU 27 Countries (Standard Shipping)

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:

3. Other European Countries (Free Standard Shipping)

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.

4. Americas

5. Oceania

6. Asia


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📞 Tel: +8619270016096

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