QT is file extension of Apple QuickTime media format. QT functions as a multimedia container file that contains one or more tracks, each of which stores a particular type of data: audio, video, effects, text, or subtitles.

ASF is Advanced Streaming Format. It is an extensible file format developed primarily for storing synchronized digital video, audio, subtitle streams, or transmitting data on the internet. ASF is also a multimedia container of Windows Media Video or Windows Media Audio.

To convert QT to asf file, please install the QuickTime Player and QuickTime Directshow filter.


Download ASF Converter which can convert qt to asf file. Select a qt file, Change the output format to ASF in the Options dialog box, configure some parameters such as the video encoding bitrate, audio encoding bitrate, resolution, frame rate etc if necessary.

Zune is the name of both services that obtain and share the media content and a brand of Portable Media Player declared by Microsoft in September 2006. With 30GB hard disk capacity, Zune supports MP3,WMA,WMV and JPG. Its screen could be displayed in both horizontal and vertical mode with background changeable. Zune
could also support Radio Broadcast Data Standards and wireless sharing.

To convert ZUNE to asf means to convert video format (*.wmv, *.mpeg,*.avi, etc.) of ZUNE to asf file . Transfer media files to your desktop computer. Please try to install the latest Windows Media Player for the decoder. After the conversion is completed, copy the asf files to ZUNE.

Xbox released earliest in 2001 in North America is developed by Microsoft Corporation. Itís a sixth generation video game console competing intensely with the Nintendo GameCube/Wii and Sony's PlayStation. XBOX supports multimedia formats asf, wma, mp3, wma, mpeg etc. Microsoft has published versions Xenon, Xbox 2, Xbox FS, Xbox Next, or NextBox, XBOX 360, which supports videos in .wma-format, as well as high-definition, wma-videos, H.264, MPEG-4, HD-resolution and with several codecs (MPEG-2, MPEG-4, WMA) and container formats (WMA, MOV, TS).

ASX is Advanced Stream Redirector. ASX is XML metafile designed to store a list of Windows Media files for streaming video. It supports RTSP, MMS, HTTP protocols. WVX is Windows Media Video Redirector.

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