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About this gear
The RU6 is an affordable USB DAC/amplifier dongle designed to bring Cayin's sound philosophy to smartphones and computers without breaking the budget. It's an entry point for listeners curious about portable high-resolution audio and tube-influenced tone shaping.
About Cayin (Spark Audio)
Founded in 1993 in Zhuhai, China, Cayin (manufactured by Spark Audio Electronics) has established itself as one of the premier Chinese manufacturers of tube amplifiers and high-resolution portable audio players. The company bridges East and West, combining Chinese manufacturing precision with circui...
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