Model# Fosi Audio K7 Desktop DAC Headphone Amplifier

Technical Details:

Feature Packed

Hi-Res Bluetooth Codecs
Equipped with the Qualcomm QCC3031 Bluetooth chip, supporting aptX HD, aptx LL, aptX, AAC, and SBC codecs.

User-Friendly and Practical Control Design
The K7 features a 1.5″ LCD high definition display for easy viewing. It is integrated with tactile shortcut buttons, multi-functional press-able knobs, and sits at an angled ergonomic design.

Aluminum Alloy Body with CNC Design
A compact and exquisite full-metal chassis with fine sandblasting for a robust and durable design.

Triple Intelligent Protection
The K7 promises uninterrupted gaming and entertainment with built-in overhear protection, overload protection, and overcurrent protection.

Comprehensive Connectivity
Supports USB-C, coaxial, optical, Bluetooth aptX HD/LL, and 3.5mm microphone input. Outputs include 4.4mm BAL, 3.5mm SE, and RCA, easily connecting to headphones, powered speakers or amplifiers for desktop setups.

Fully Balanced Circuitry, 0.0002% Low Distortion
Effectively reduces noise and interference, equipped with gain control and headphone protection circuits to ensure clear, authentic audio output.

Multiple LDO Regulators
Each stage utilizes low-noise LDO regulators for pure power output, enhancing audio performance with robust power support.

 

Specifications

  • Chipset:
    • XMOS XU208
    • AKM4493SEQ
    • QCC 3031
    • TPA6120
  • Maximum Sampling Rate:
    • USB:PCM 384kHz-32bit/DSD256
    • Optical: PCM 24bit/192kHz
    • Coaxial: PCM 24bit/192kHz
    • Bluetooth:PCM 24bit/48kHz
  • Headphone lmpedance: 16-300Ω
  • Input: Coaxial, Optical, USB-C, Bluetooth, 3.5mm Microphone
  • Output: RCA, 3.5mm Single-Ended, 4.4mm Balanced
  • Firmware Upgrade: XMOS firmware can be updated via the Type-C interface
  • Bluetooth Version: 5.0
  • Bluetooth Connection Distance: ≤13m
  • Noise Floor: ≤2.5μV
  • Bluetooth Transmission Audio Format: SBC, AAC, aptX, aptX HD, aptX LL
  • Input Voltage and Current: DC 12V 2A
  • USB Compatible Devices: Windows 7,8, 8.1,10,11 (Driver required) Mac OS X, Linux (No driver required)
  • Dimensions: 155mm x 95mm x 55mm
  • Weight: 530g

4.4mm Balanced Headphone Output

  • Rated Power Output: L+R≥2100mW+2100mW (32Ω/THD+N<1%)
  • SNR: 121dB
  • THD+N: <0.0002%
  • Dynamic Range: 121dB
  • Noise Floor: ≤ 6.5μV

3.5mm Single-Ended Headphone Output

  • Rated Power Output: L+ R≥600mW+600mW (32Ω/THD+N<1%)
  • SNR: 122dB
  • THD+N: 0.0005%
  • Dynamic Range: 121dB
  • Noise Floor: ≤2.5μV
  • Frequency Response: 20Hz-20kHz (±0.1dB)

RCA Output

  • Output Level: ≥2Vrms
  • SNR: 20Hz-20kHz (±0.1dB)
  • THD+N: 0.0005%
  • Dynamic Range: 121dB
  • Noise Floor: ≤3μV
  • Frequency Response: 20Hz-20kHz

 

Price: BDT-27,500.00

 

Product images

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Fosi Audio K7 Desktop DAC Headphone Amplifier