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Cayin RU3
Cayin RU3
The Cayin RU3 is one of the two $99 USB-C dongles I’m putting under the microscope in this live comparison. I’m using it the way most people will—plug in, hit play, and listen for whether it stays clean, enjoyable, and consistent across my reference tracks.
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Pros
- +Affordable entry into a dedicated USB-C DAC/amp
- +Easy, portable way to improve phone/laptop audio
Cons
- -No measurements or deep testing provided in my impressions
- -Differences vs competitors at this price can be subtle depending on your gear
