Douk Audio ST-01 PRO Vacuum Tube Amplifier USB DAC

Experience warm, vintage-inspired Hi‑Fi in a compact vacuum tube amplifier with a built-in DAC and USB playback.

• You get versatile digital inputs: Bluetooth 5.0, USB (PC-USB), Coaxial, Optical, RCA, and U-disk input on ST-01 PRO for lossless playback.
• You can enjoy up to 100 W per channel into 4 Ω, with 3–8 Ω speaker compatibility for broad driving power.
• You’ll hear a warm, musical tone from vacuum tubes, with treble and bass controls and a bottom‑mounted VU meter with sensitivity adjustment.
• You benefit from convenient features: remote control, 3.5 mm AUX output, and a compact aluminum chassis that suits desktop or home theater setups.