DVDs also feature Dolby Digital multi-channel surround sound to better enhance the listening experience. DVDs are being sold daily to consumers for use in their homes.
Consumers use DVDs because they have better sound and picture quality than standard VCRs.
Nearly all movie production companies have begun to produce DVDs as well as videocassettes because of the additional space to add sound effects, interviews, music videos, and more. Some of the top producers include Sony , Panasonic , Philips , Pioneer , and Toshiba . Video compression eliminates repeated video signals. Studio production quality makes the pictures on your screen better than ever. Link to specifications of DVDs and how they compare to CDs and Video.