Windows DVD Maker uses Dolby Digital Recording to encode stereo audio soundtracks at a bit rate of 256 Kilobits per second (Kbps). Dolby Digital Recording optimizes disc recording space, making it possible to store more high-quality content on a writable DVD-Video disc. Dolby Digital Manufactured under license from Dolby Laboratories. Dolby and the double-D symbol are trademarks of Dolby Laboratories. Confidential unpublished works. Copyright 1992–1997 Dolby Laboratories. All rights reserved.