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Black desktop DAC and headphone amplifier with front volume knob and 6.35mm jack

BFKK

BFKK K5Pro ESS Headphone Amplifier DAC (Black)

SKU CH-TDYB-A6MXZ

Portable desktop DAC and headphone amplifier with ES9038PRO 32-bit processing, XUF208 USB decoding up to 768kHz and native DSD512, coaxial and optical inputs to 192kHz.

  • ES9038PRO 32-bit DAC delivers high-resolution sound up to 768 kHz and DSD512
  • XUF208 USB decoder handles 768 kHz PCM and DSD256 native streams
  • Coaxial and optical inputs accept signals up to 192 kHz
  • 35 mm headphone output drives 1.5 W into 32 Ω and 20 Vpp into 300 Ω
  • ADC volume control adjusts in fine steps without noise or channel imbalance

K5Pro ESS desktop DAC/amp

The BFKK K5Pro ESS is a desktop headphone amplifier and DAC built around an ES9038PRO DAC chip and an XUF208 USB decoder. It accepts USB, coaxial, optical and RCA inputs and provides a 6.35 mm headphone output plus adjustable RCA line outputs. The unit is aimed at listeners who want a single compact box to drive headphones and feed active speakers from a PC or other digital source.

Sustained output into 32 and 300 ohm loads

The amplifier delivers up to 1.5 W into a 32 ohm load and up to 20 Vpp into a 300 ohm load, so it can drive both low and high impedance headphones without clipping during long listening sessions. USB decoding handles PCM up to 768 kHz / 32 bit and native DSD512, while coaxial and optical inputs accept up to 192 kHz. ADC volume control adjusts level in fine steps without channel imbalance or added noise.

Plug-and-play with multiple inputs

No driver installation is required for standard USB audio class operation; the device appears as a sound device on Windows, macOS and Linux. The rear panel groups USB, coaxial, optical and RCA inputs, and the front panel holds the 6.35 mm headphone jack and a gain switch. Users who need balanced headphone outputs or Bluetooth connectivity will not find those features here.

Highlights

  • ES9038PRO 32-bit DAC delivers high-resolution sound up to 768 kHz and DSD512
  • XUF208 USB decoder handles 768 kHz PCM and DSD256 native streams
  • Coaxial and optical inputs accept signals up to 192 kHz
  • 35 mm headphone output drives 1.5 W into 32 Ω and 20 Vpp into 300 Ω
  • ADC volume control adjusts in fine steps without noise or channel imbalance

Specifications

No published specifications for this item yet.

Questions about this item

How much power does the BFKK K5Pro ESS draw and does it run hot or noisy during long sessions?

The unit has no fan and uses a desktop power supply, so it runs silently and stays cool even after hours of continuous use.

Which cables or sources must I already own to connect the BFKK K5Pro ESS to my system?

You need a USB cable for PC or phone, or an optical or coaxial digital cable for a CD player or streamer, plus a 6.35 mm headphone plug or RCA interconnects for speakers.

Will the BFKK K5Pro ESS drive my older 300-ohm headphones cleanly alongside modern low-impedance pairs?

Yes, it delivers up to 20 Vpp into 300 ohms and 1.5 W into 32 ohms, so both high- and low-impedance models reach full volume without distortion.

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