Fosi Audio K7 DAC Bluetooth Headphone Amplifier

Multifunctional & User-Friendly Design

Fosi Audio K7 Desktop DAC Headphone Amp

The versatile solution for headphone HiFi and desktop audio.

Born for HiFi and Entertainment

The K7 is an all-in-one HiFi DAC and headphone amplifier, developed based on in-depth interviews with hundreds of headphone HiFi and gaming enthusiasts. It supports mainstream digital inputs including USB, optical, and coaxial, and features aptX HD/LL for high-quality Bluetooth audio streaming.

• Input: Bluetooth, COAX, OPT, USB
• Output: 3.5mm Single-ended/4.4mm Balanced Headphone Output, RCA

SNR: ≥ 121dB; THD+N: ≤ 0.0002%; Noise Floor: ≤6.5μV

Input Voltage: DC 12V

Desktop Audio Hub

Matches with HiFi headphones to meet the needs of audiophiles, building high-quality audio.

Audiophile-Grade Chipset Integrated

Delivers high-resolution and immersive audio excellence.

Comprehensive Connectivity Options

Multiple interfaces make connecting your devices effortless.

Your Headphone and Mic Needs Covered

Supports powerful balanced and single-ended outputs, plus crystal-clear mic input.

Hi-Res Bluetooth Codecs

Imperceptible Latency: Under 40ms

Sampling Rate: PCM 24bit/48kHz

Excellent Combination of HiFi and Gaming

Delivers clear sound with minimal distortion, unlocking your headphones & speakers' full potential.

0.0002% Ultra-low Distortion

Reduces noise and interference with gain and protection circuits for clear, authentic audio output.

Ensuring Clear Sound Quality

Low-noise LDOs ensure clean power delivery, boosting audio performance with strong, stable output.

Real-time Feedback on the Current Settings.

Multifunctional, Pressable, Infinitely Rotatable

Effortless Operation with Tactile Feedback

Optimized for Desktop Use

CNC Integration Design

A compact and exquisite full-metal chassis with fine sandblasting, robust and durable.