FiiO KA3 Portable Headphone Amplifier/DAC

🧾 Overview / Summary
The FiiO KA3 is an ultra-compact portable USB DAC with an integrated headphone amplifier designed to deliver flagship-quality hi-fi sound on the go. Perfect for smartphones, tablets, and PCs, it offers balanced and unbalanced headphone outputs, powerful amplification, and detailed digital-to-analog conversion in a sleek aluminium body.

✅ Key Features
✅ Compact and ultra-portable design — fits in the palm of your hand
✅ High-performance ESS ES9038Q2M DAC supporting PCM up to 768kHz/32-bit and DSD512
✅ Balanced 4.4mm Pentaconn and unbalanced 3.5mm headphone outputs
✅ Powered via USB-C — no external power supply needed
✅ Powerful output stage with 2.7 Vrms / 240 mW (balanced) and 2.0 Vrms / 130 mW (unbalanced) at 32Ω
✅ Stylish aluminium enclosure with gold-anodized accents
✅ RGB sampling rate indicator with different colors for PCM and DSD playback
✅ App control support on Android for filter and gain settings

📊 Technical Specifications
Parameter Value
Dimensions 56.3 × 20.2 × 12.0 mm
Weight 17.5 g
DAC ESS ES9038Q2M
Max Sampling Rate PCM 768 kHz / 32-bit, DSD512
USB Interface USB-C
Output Voltage Balanced 2.7 Vrms / 240 mW @ 32 Ω
Output Voltage Unbalanced 2.0 Vrms / 130 mW @ 32 Ω
Outputs 4.4 mm Balanced, 3.5 mm Unbalanced
RGB Indicator Sampling rate display (Blue: ≤48 kHz PCM, Green: >48 kHz PCM, DSD)
Enclosure Material Aluminium alloy with anodized accents

📦 What’s in the Box
📦 FiiO KA3 DAC & headphone amplifier
🔌 USB-C cable for data and power
📖 User manual

🔄 Compatibility
✔ Compatible with Android, Windows, macOS, iOS (with adapter) devices
✔ Supports smartphones, tablets, laptops, and desktop computers
✔ Works with a wide range of headphones from low to high impedance
✔ Android app control for filter settings and gain modes

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

📝 Reviews
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