FiiO Q3 – Compact THX AAA Portable DAC & Amp

The FiiO Q3 delivers serious desktop-grade audio in a pocket-friendly form, featuring an AKM Velvet Sound DAC, THX AAA‑28 amplification, balanced output options, and a 1,800 mAh battery. Ideal for audiophiles needing high-res playback with clean power and versatile I/O on the go.

Key Features

• AK4462 Velvet Sound DAC: High-resolution PCM up to 768 kHz and native DSD512 playback for detailed sound
• THX AAA‑28 amp: Ultra-linear amplification with very low distortion and strong output power
• 3rd output ports: 3.5 mm single-ended plus 2.5 mm/4.4 mm balanced for flexible headphone connection
• 1800 mAh battery: Up to 10 hrs (SE) or 8.5 hrs (balanced) playback per charge
• XMOS & LPF chips: XMOS XUF208 for native DSD and OPA1662 filters for clarity
• Gain and bass controls: Hardware toggles for gain and bass boost—easy adjustments

Customer Benefits

Q3 transforms your smartphone, laptop, or DAP into a high-performance audio system. With THX-level clarity, balanced output, and strong battery life, it fits seamlessly into travel, desktop, and mobile setups—delivering premium sound without the bulk.

Quick Specs

• Dimensions: 105 × 59 × 12.5 mm
• Weight: ~110 g (incl. battery)
• Battery: 1,800 mAh, ~10 hrs SE, ~8.5 hrs BAL, ~19 hrs AUX
• DAC: AK4462, PCM 768 kHz, DSD512
• Amp Power: SE ~160 mW; BAL ~300 mW into 32 Ω
• Outputs: 3.5 mm, 2.5 mm BAL, 4.4 mm BAL
• Connectivity: USB-C, gain switch, bass boost, charging on/off switches
• SNR & THD: ≥114 dB, THD+N ≤0.0015%

What’s in the Box

• FiiO Q3
• USB-C to USB-C & USB-A cables
• Lightning to USB-C cable
• 3.5 mm line cable
• Protective pouch, anti-slip pads
• Quick-start guide & warranty card

Use Cases / Ideal For

Perfect for audiophiles and professionals who want high-resolution audio playback with strong amplification during travel or desktop use. Works with IEMs, full-size headphones, PCs, phones, and gaming consoles.

Compatibility

Plug-and-play with Windows, macOS, Linux, Android, iOS (via cable), and Nintendo Switch. Supports PCM, DSD, and balanced headphone setups.

Pros & Cons

✅ Pros:

• Flagship DAC and THX amplifier in a pocket-sized form
• Balanced and single-ended outputs with excellent power
• Long battery life and hardware controls for settings

⚠️ Cons:

• No Bluetooth—strictly wired playback
• Controls small and require tactile precision
• No HD screen or visual feedback beyond LED

FiiO Q3 offers desktop-grade audio refinement in a small, travel-friendly package. With its versatile outputs and premium sound quality, it's a smart upgrade for serious listeners seeking clarity and portability.