This is the page for your DAC:
https://kitsunehifi.com/product/springdacgreen/
Scroll down under the section titled warranty and there are a bunch of downloads including a manual, how to open the box, etc etc. Took about 30 seconds looking around. Good luck!
https://kitsunehifi.com/product/springdacgreen/
Scroll down under the section titled warranty and there are a bunch of downloads including a manual, how to open the box, etc etc. Took about 30 seconds looking around. Good luck!