FiiO FD3 Black In-Ear Wired Headphones

🧾 Overview / Summary
The FiiO FD3 is a high‑quality dynamic in‑ear headphone inspired by the flagship FD5 but made more accessible.
It features a Diamond‑Like‑Carbon (DLC) diaphragm, an acoustic prism, and a semi‑open magnesium/aluminum housing for superb sound.
With interchangeable sound tubes and rich accessories, it lets you tailor your listening experience to your liking.

✅ Key Features
✅ 12 mm dynamic driver with DLC diaphragm for fast, distortion‑free sound
✅ Integrated acoustic prism for optimal time response
✅ Semi‑open design balances bass punch with naturalness
✅ CNC‑milled aluminum‑magnesium housing with celluloid & 2.5D glass finish
✅ Two interchangeable sound tubes for customizable tuning (bass or clear)
✅ High‑quality monocrystalline copper cable with MMCX connectors
✅ Rich accessory set including multiple ear tips and cleaning tools
✅ Comfortable and durable for long listening sessions

📊 Technical Specifications
Parameter Value
Driver 12 mm dynamic
Diaphragm Diamond‑Like‑Carbon
Housing CNC aluminum‑magnesium with celluloid & 2.5D glass
Frequency response Not specified
Impedance Not specified
Sensitivity Not specified
Cable 120‑strand monocrystalline copper
Cable connectors MMCX
Sound tubes 2 interchangeable (red = bass, black = clear)
Weight Not specified

📦 What’s in the Box
📦 FiiO FD3 in‑ear monitors
🎧 High‑quality monocrystalline copper cable with MMCX
🎯 2 sound tubes (bass & clear)
👂 3 pairs Balanced ear tips (S/M/L)
👂 3 pairs Bass‑tuned ear tips
👂 3 pairs Vocal‑enhanced ear tips
👂 2 pairs Foam ear tips
🪥 Cleaning brush
🔗 MMCX assist tool
👜 Carrying case
📖 User manual

🔄 Compatibility
✔ Compatible with smartphones, DAPs, PCs, and DAC/Amps via 3.5 mm
✔ MMCX connectors support cable upgrades or replacement
✔ Works with balanced and single‑ended outputs (if cable is upgraded)
✔ Ear tips in multiple styles and sizes for perfect fit

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

📝 Reviews
⭐ “An affordable IEM that doesn’t skimp on technology — fantastic value for money.” — Head‑Fi user
⭐ “Rich, customizable sound in a gorgeous housing. The DLC driver really shines.” — Reviewer, Audio Blogs
⭐ “A brilliant all‑rounder with premium build and impressive tuning options.” — Verified Buyer