Sometimes we need to record both sound from microphone and computer speakers at same time, such as record a song with background music, or record both sides audio when you make an audio call or video call on your windows computer with any chatting software (Skype, Line, Facebook Messenger, Viber, Imo, WeChat, ICQ, KakaoTalk, Google Hangouts, etc.). With Cok Auto Recorder, it is easy to accomplish this task. It can record both audio from Microphone and sound card (system audio). Both in and out voice will be record to a high-quality mp3 file. It supports all Windows system such as Windows 10, Windows 8, Windows 7, Vista, etc.