Douk Audio SA-20: Multifunctional headphone amplifier

Douk Audio SA-20 is a beautiful multifunctional device with Bluetooth and an ESS9023 decoder chip.

Inputs:

• Support Bluetooth, stereo RCA and U disk.
• Compatible with phones, computers, CD players and other devices.
• U disk supports MP3, WMA, APE, FLAC and WAV formats.

Outputs:

• Stereo RCA, balanced XLR and headphone output.

Integrated tube design and HiFi components​

Lamps:

• The installed Union 6H3N tubes filter all digital sensations, making the sound warm and soft, clear and delicate.

Digital decoder:

• Uses ESS9023 decoding chip, providing dynamic range up to 112dB.
• The classic NE5532 op amp easily drives most headphones.

This tube amplifier delivers superb sound quality, ideal for a variety of audio sources and output devices, offering users warm, rich sound with high detail.