K9 Technical Support Center

Here you can get K9 series introductory teaching, resource download, troubleshooting or after-sales maintenance services.

after-sales email

support@fiio.net

Feiao's official microblog

official microblog

Feiao

official WeChat

customer service number

40004260826

official community

//bbs.fiio.net/

official Tmall

Feiao Flagship Store