We are currently experiencing temporary issues with our phone system. You may experience poor call quality and wait times may be longer than usual.
We apologize for the inconvenience caused and we are working to resolve this issue as quickly as possible.

常见问题

什么是高清语音?

    什么是高清语音?

    高清语音指音频的高清晰度语音质量。在更宽频带内传输语音数据的通话技术。也称为“宽频带”。