The appearance design of Douai is getting better thanks to the constant effort of our innovative design team. It's compatible with a wide range of devices such as USB cables and phones
Owing to the efforts of our dedicated team in product development and innovation, Douai is given more innovative and practical designs. Featuring real-time load detection, it has stable sound performance
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Douai is meticulous about raw materials, design and processing. Its amplifying mixer device lets users easily connect speaker wires
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Douai is designed by the concerted effort of strong R&D team and design team. Its cooling system enables it to work normally under high temperature
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Douai passes through process control, random inspection and routine inspection. Featuring small total harmonic distortion, it causes no harm for users
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Douai is manufactured using automation technology. With a series of sensitive input selection, it features high sound quality
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The system performs a basic quality evaluation for this product at every production stage. It can amplify any types of audio including music and vocals