Virtual Audio Streaming simulates a virtual sound card on your system and becomes an enhancement/wrapper of your real sound card.

Virtual Audio Streaming lets you Broadcast/Record/Connect all kinds of sounds, no matter whether the sound is from the local audio file, microphone, sound application, online music or online chatting/meeting voice. For example, you can use Virtual Audio Streaming to record Skype meetings, with peoples and your voice mixed together or separated, and then broadcast the conversations to msn messenger or ustream.tv.

Virtual Audio Streaming is also a XP/Vista/Windows 7 Audio Changer, you can switch among audio cards with one click in systray.

Virtual Audio Streaming is just like a virtual audio cable and all the sounds are transferred with its internal loopback tunnel, so there is NO any audio quality loss.

Virtual Audio Streaming also fixes the 'No Stereo Mix' sound card issue of Vista/Win7.

There is little sound recording program on the market can record sounds without 'stereo mix' on Windows7.

Also, the 'windows audio card changer' feature is unique. No other software can programming change system default sound playback devicec on Vista/Windows 7.

people who love broadcasting on website, recording sounds and audio experts. Some software developers also need our virtual sound card to record sounds in their applications on windows 7 since Windows7 does not support stereo mix any more.