FiiO FF5 In-Ear Wired Headphones

🧾 Overview / Summary
The FiiO FF5 are premium open‑design earbuds with large 14.2 mm carbon‑based dynamic drivers, delivering fast transients and stunning vocal clarity.
Designed for vocal lovers, they feature a detachable MMCX cable, advanced bass tubes, and a lightweight CNC‑machined aluminum body.

✅ Key Features
✅ Large 14.2 mm carbon‑based dynamic driver for clean, detailed sound
✅ Open‑back design with acoustic damping for reduced reflections
✅ Fine‑tuned frequency response emphasizing vocals
✅ Advanced acoustic bass resistance tubes for extended, textured bass
✅ Detachable MMCX cable with interchangeable 3.5 mm and 4.4 mm plugs
✅ Lightweight CNC aluminum alloy construction, only ~3.4 g per earbud
✅ Includes anti‑slip silicone rings and multiple ear covers for fit and tuning
✅ Premium 4‑strand, 392‑wire silver‑plated monocrystalline copper cable

📊 Technical Specifications
Parameter Value
Wearing style Earbuds (open)
Driver 14.2 mm single dynamic
Diaphragm PU seal + carbon‑based
Frequency response 20 Hz – 20 kHz
Impedance 45 Ω @ 1 kHz
Sensitivity 106 dB/mW @ 1 kHz
Cable material 4‑strand, 392‑wire silver‑plated monocrystalline copper
Cable length ~1.2 m
Earphone weight (each) ~3.4 g (without cable)
Connectors Extended MMCX
Audio connectors 3.5 mm SE / 4.4 mm balanced

📦 What’s in the Box
📦 FiiO FF5 earbuds
🔌 Detachable MMCX cable (3.5 mm plug, pre‑installed)
🔌 Detachable 4.4 mm balanced plug
🧽 Tweeter sponge covers × 6 pairs (open holes)
🧽 Balanced sponge covers × 6 pairs (thin)
🧽 Bass sponge covers × 6 pairs (thick)
🔗 Anti‑slip silicone rings M (black) × 3 pairs
🔗 Anti‑slip silicone rings L (clear) × 3 pairs
🪛 MMCX removal tool
🎒 Carrying bag HB1
📖 Manual

🔄 Compatibility
✔ Works with smartphones, DAPs, DAC/amps via 3.5 mm or 4.4 mm
✔ Compatible with MMCX upgrade cables
✔ Suitable for all ears thanks to multiple cover and ring options
✔ Ideal for vocal‑centric and acoustic genres

📦✈️ Shipping & Returns
📦 Insured worldwide delivery
🔄 14‑day return policy
🛡️ 2‑year EU warranty

📝 Reviews
⭐ “Superb vocal presentation, airy soundstage — a unique earbud experience.” — Head‑Fi
⭐ “A beautiful balance of nostalgia and modernity. Highly recommended for vocal lovers.” — Audiophile Blog
⭐ “Exceptional build quality and thoughtful tuning.” — Verified Buyer