Douk Audio ST-01 PRO 200W Bluetooth Tube Amplifier with Upgraded GE5654 Vacuum Tubes

The ST-01 PRO Bluetooth tube amplifier you receive comes equipped with a pair of upgraded GE5654 vacuum tubes, providing a superior sound experience. All original accessories are included.

The fully upgraded version of the ST-01 offers several enhanced features. First, it supports U-disk input, allowing you to play lossless audio formats. Additionally, it features a sensitivity adjustment for the VU meter on the bottom, enabling you to easily set and match the input signals. Finally, three decorative golden circles have been added around the tubes and VU meter, resulting in a more exquisite and luxurious appearance.

This amplifier combines the unique and amazing integration of a VU meter within its compact size. The warm glow and dancing pointer of the VU meter create a strong vintage ambiance as you immerse yourself in high-fidelity music, dynamically enhancing the audio system's visual appeal.

The ST-01 PRO delivers clear, high-fidelity sound with comprehensive tone control capabilities. Its well-designed circuit and concise wiring, coupled with the use of vacuum tubes, softens the sound and filters out digital artifacts, resulting in a warm and sweet audio output without any noise. The amplifier also features treble and bass knobs, allowing you to tailor the sound to your personal preferences and enjoy high-fidelity music with rousing highs and deep lows.

Regarding power output, the ST-01 PRO utilizes a classic TI power amplifier IC, with each channel capable of delivering 100W (4Ω) of power. This ample output easily drives a wide range of 3-8Ω passive speakers. Additionally, the amplifier includes a 3.5mm AUX output, enabling you to connect another amplifier or active speaker/subwoofer to create a multi-channel system and enjoy an immersive home theater experience.

The ST-01 PRO offers a comprehensive array of digital audio input options, including Bluetooth 5.0, USB, coaxial, optical, and stereo RCA. This versatility allows compatibility with a wide variety of audio devices, such as phones, computers, tablets, TVs, and CD players. The perfect combination of a DAC and amplifier, the ST-01 PRO is an excellent choice for audiophiles with diverse audio equipment.

In summary, the ST-01 PRO Bluetooth tube amplifier delivers an exceptional audio experience, combining upgraded components, expanded features, and comprehensive connectivity options. Its unique design and performance make it a compelling choice for music enthusiasts seeking a high-quality, customizable sound system.

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