FiiO
FiiO K7/K7 BT
Best desktop DAC and amplifier for audiophiles seeking balanced, high-fidelity sound.
Experience exceptional audio fidelity with the FiiO K7, a desktop DAC and amplifier engineered for pure sound. Its sophisticated six-stage, truly balanced audio circuit minimizes interference, delivering pristine audio. Featuring dual AK4493S DACs and powerful THX AAA 788+ amplification, the K7 effortlessly drives a wide range of headphones, from sensitive in-ears to demanding high-impedance models. Enjoy a refined listening experience with its robust build and intelligent design, perfect for audiophiles seeking clarity and power.
$179.99
Owner Satisfaction
4.6
/ 5
Category Rank
263
/ 766
#263 in Headphone Amplifiers
Price vs Category Average
-87%
Below average
DAC
44932
/ AKSEQ*
Who it's for
- Budget-conscious audiophiles seeking high-fidelity sound quality
- Desktop users requiring flexible balanced and single-ended connections
- Minimalists wanting a durable, space-saving, and stylish desktop unit
Who should skip it
- Tidal subscribers who rely on MQA-encoded high-resolution streaming
- Listeners who prefer adjusting settings from their couch or bed
- Users who frequently listen at extremely quiet volume levels
Performance breakdown
Amplification Power
THX AAA 788+ tech drives demanding headphones with effortless, clean authority.
Audio Fidelity
Dual AK4493S DACs deliver a remarkably detailed and transparent sound signature.
Build Quality
Sturdy all-aluminum chassis feels premium and built for long-term desktop use.
Connectivity Versatility
Comprehensive input and output options accommodate almost any modern audio setup.
Circuit Design
Truly balanced six-stage architecture minimizes interference for a pristine signal path.
Gain Flexibility
Dual gain settings provide excellent control for both sensitive and power-hungry gear.
Key Specs
DAC
AK4493SEQ*2
Decoder
XMOS XUF 208
Amplifier
Dual THX AAA788+
Outputs
6.35mm Jack, 4.4mm Pentaconn Balanced
Inputs
USB-B, Optical, Coaxial, RCA
Output Power
≥2W (32Ω, balanced/THD+N <1%)
Signal-to-Noise Ratio
≥128.1dB (Balanced out, A-weighted)
Total Harmonic Distortion
<1%
Features
- Truly balanced six-stage audio circuit
- THX AAA 788+ amplifier technology
- Dual AK4493S DACs for detailed sound
- XMOS XUF208 decoder for Hi-Res audio
- Vibrant RGB indicator lights
- All-aluminum alloy construction
- High and Low gain settings
- Multiple intelligent protection systems
What customers say
Customers consistently praise the FiiO K7 and K7 BT for their exceptional sound quality, often noting a clear, powerful, and detailed audio experience that belies their price point. Many users highlight the significant upgrade it provides to their audio setups, making it a standout choice for both headphones and active speakers. The robust build and versatile connectivity options further enhance its appeal, solidifying its reputation as an outstanding value proposition in the DAC amplifier market. Its ability to drive a wide range of headphones effectively is a frequently mentioned positive.
Know before you buy
Yes, the K7 features dual THX AAA 788+ amplifiers that provide up to 2W of output power at 32Ω. This makes it capable of driving most demanding high-impedance headphones with ease.
The 6.35mm jack is a standard single-ended output, while the 4.4mm jack is a balanced output. Using the balanced 4.4mm connection can provide better channel separation and a more powerful signal for compatible headphones.
The K7 is an AC-powered desktop unit and must be plugged into a wall outlet. This design ensures consistent, stable power delivery to the internal amplifiers for optimal audio performance.
Yes, the K7 features RCA line-level inputs and outputs, allowing you to connect it to external powered speakers or use it as a DAC for other components in your audio chain.
The K7 offers High and Low gain settings to accommodate different headphone sensitivities. Use the Low gain setting for sensitive in-ear monitors to prevent background hiss, and switch to High gain for power-hungry over-ear headphones.
The XMOS XUF208 decoder allows the K7 to handle high-resolution audio files with precision. It ensures that digital data is processed accurately before being converted to analog by the dual AK4493S DAC chips.
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