很实用，不妨大家都来试试。本软件仅局限于MTK平台的手机。-very useful, we might have to try. The software platform is confined to the MTK phone.

MTK audio change. I hope that this guide is helpful, but I assume no warranty for any damages which might arise on the phone. This program only works with MTK mobile phones (see list below). The phone must be COM Port (serial port) on the PC mod