xDuoo
xDuoo is professional in high-end audio product development; design and sales. They have a strong and profound technical capability, professional knowledge background on audio field, unique Audio technician. They are ODM for many well-known brands over the years and win a good reputation and trust in this field. Their main products are headphone amplifier, Audio DAC, PC HI-FI DAC, phone audio DAC, music player and so on.