FiiO
K5 Pro ESS
Best desktop DAC/amp for enthusiasts driving demanding high-fidelity headphones.
Elevate your audio experience with the FiiO K5 PRO ESS, a desktop DAC/Amp engineered for exceptional sound. Featuring the high-performance ESS ES9038Q2M DAC chip, it delivers pristine audio fidelity and a dynamic listening experience. With a substantial 1.5W power output, it effortlessly drives a wide range of headphones. The K5 PRO ESS offers versatile connectivity through USB, Optical, Coaxial, and RCA inputs, making it a central hub for your audio setup. Intuitive toggle switches provide easy control over input selection and gain, ensuring a seamless user experience.
$179.99
Owner Satisfaction
4.7
/ 5
Category Rank
53
/ 766
#53 in Headphone Amplifiers
Price vs Category Average
-87%
Below average
DAC chip
90382
/ ESQM
Who it's for
- Desktop users needing a versatile, multi-functional audio hub
- Audiophiles powering demanding, high-impedance studio headphones
- Listeners seeking high-resolution, detailed digital audio clarity
Who should skip it
- Users relying on balanced cables for their headphone setups
- Listeners sensitive to bright or analytical treble signatures
- Users requiring precise volume control at very low levels
Performance breakdown
Driving Power
The 1.5W output handles demanding headphones with impressive authority and headroom.
Audio Fidelity
The ES9038Q2M chip delivers a clean, transparent sound profile for critical listening.
Connectivity Versatility
A comprehensive array of inputs makes this a true desktop command center.
Ease of Use
Tactile toggle switches provide intuitive control without the need for complex software.
Build Quality
Sturdy, compact chassis design feels built to last on any desktop setup.
Resolution Support
Native DSD512 support ensures future-proof compatibility for high-resolution audio enthusiasts.
Key Specs
DAC chip
ES9038Q2M
USB decoding chip
XMOS XUF208
Headphone output power
≥1.5W (32Ω)
Output impedance
1.2Ω (PO)
THD+N
＜0.0009% (UAC IN/SPDIF IN)
Noise floor
＜8uV (A-weighted)
SNR
≥118dB
Channel separation
＞80dB (USB DAC/OPT/COX)
Features
- High-performance ESS ES9038Q2M DAC chip
- Drives demanding headphones with 1.5W power
- Versatile DAC/Amp or pre-amplifier
- Intuitive input and gain control switches
- Clean, stable external power supply
- Multiple input options for flexibility
- High-quality RCA and 6.35mm outputs
- Supports high-resolution audio up to DSD512
What customers say
The FiiO K5 Pro ESS is widely praised as an exceptional value desktop DAC amplifier, offering a significant audio upgrade. Users consistently highlight its clean, detailed, and powerful sound signature, largely credited to the ESS DAC chip, which enhances all types of media. A key theme is its impressive power output, easily driving demanding headphones with clarity. Reviewers also appreciate the versatile connectivity options and the robust, premium feel of the all-metal build. While it lacks balanced outputs, the overwhelming consensus is that the K5 Pro ESS delivers outstanding performance and features for its price, making it a highly recommended, reliable centerpiece for any serious desktop audio setup.
Know before you buy
With a power output of 1.5W at 32 ohms, the K5 Pro ESS is designed to handle a wide range of demanding headphones with ease. It provides plenty of headroom for most standard audiophile-grade headphones on the market.
Yes, the device features RCA line-out functionality, allowing you to use it as a high-quality DAC and pre-amplifier for your active speaker setup. You can control the volume through the front knob when in this mode.
Absolutely. The K5 Pro ESS supports native DSD decoding up to DSD512, ensuring you can play back your high-resolution audio library with full fidelity.
It is a versatile hub that includes USB-B, Optical, Coaxial, and RCA inputs. This allows you to connect a variety of sources, including computers, gaming consoles, and dedicated CD players.
Yes, the K5 Pro ESS features physical toggle switches on the front panel that allow you to adjust the gain settings. This ensures you can match the output level to the sensitivity of your specific headphones.
The K5 Pro ESS uses a standard 6.35mm (1/4-inch) headphone jack. If your headphones use a 3.5mm plug, you will simply need a standard adapter to connect them.
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