FiiO K5 Pro ESS: High-Performance Desktop DAC/AMP Overview
Flagship ES9038Q2M DAC Chip
- Equipped with the flagship ESS ES9038Q2M DAC for outstanding audio detail and performance.
- Improved distortion (reduced by 50%), increased crosstalk (6dB), and enhanced dynamic range (3dB) compared to previous versions.
- Paired with XMOS XUF208 USB decoding chip, supporting up to 768kHz sample rate and native DSD512.
Advanced Audio Architecture
- Features a four-level audio circuit combining second-order LPF, analog volume adjustment, voltage amplification, and current drive.
- Offers high fidelity and excellent sound resolution, ensuring a dynamic and immersive listening experience.
Accurate Volume Control
- Uses ADC curve reconstruction for smooth, precise volume adjustments without channel imbalance or unwanted noise.
- Supports a wide range of headphones with various sensitivities for comfortable listening.
Three Gain Levels
- Three tactile switch-controlled gain settings (low, medium, high) for easy adaptation to different headphones and volume levels.
- Pure hardware gain at low settings maintains dynamic range and overall audio quality.
1.5W Power Output
- Delivers up to 1.5W output at 32Ω and 20Vpp at 300Ω, effortlessly driving low and high-impedance headphones.
- Amplification is enhanced with a TPA6120 op-amp, offering 60% more power for optimal headphone performance.
Multiple Input/Output Options
- Supports coaxial, optical, and RCA line inputs, with optical and coaxial handling up to 96kHz signals.
- Traditional RCA line-in offers better durability and higher resolution than 3.5mm inputs.
- Adjustable RCA line-out with up to 2Vrms output allows connection to active speakers and external amplifiers.
The FiiO K5 Pro ESS combines flagship DAC performance, advanced amplification, and versatile input/output options, making it an ideal choice for audiophiles seeking high-resolution audio in a desktop setup.
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